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All Seasons

Season 1

  • S01E01 Lake of Blood

    • February 10, 2015
    • Science Channel

    In 2000 Space Shuttle Endeavor uses radar imagery to see ancient rivers in the Saudi Arabian desert that may show where be the real Garden of Eden once existed; a satellite takes pictures of what appears to be a series of 500 foot tall tsunamis headed toward Hong Kong; a mile long series of honeycomb shaped holes is seen in the Andes mountains of Peru; in 2004 a mapping satellite takes a picture of a lake in eastern Bagdad that is blood red is it evidence of crimes against humanity or something less sinister; while scanning Florida for signs of sink holes a 240-foot hole filled with water and is unlike any sink hole ever seen; China is constructing a huge underground base with access to the sea on Hainan Island

  • S01E02 Lost City of Gold

    • February 17, 2015
    • Science Channel

    In the Namib Desert of west Africa a strange series of rings ranging from 6 to 65 feet wide cover 1200 miles from Angola to South Africa; Sandy Island in the south Pacific is as big as Manhattan and has been on nautical maps for over 200 years but is now gone; a bizarre disk of glowing rings are seen by meteorologist on weather radar over Melbourne Australia before the rings start appearing over other parts of Australia; while a satellite takes photos of western Brazil a cleared part of the jungle shows signs of ancient construction that may be the fabled City of Gold, El Dorado; did a U.S. spy satellite photograph Noah's Ark on Mt. Ararat in 1973; a strange silvery blob that appears to be flying is photographed near Area 51, Nevada.

  • S01E03 Secrets of the Sahara

    • February 24, 2015
    • Science Channel

    Clusters of wheel like formations are seen by satellite in the desert from Jordan to Saudi Arabia; a glow as large as Connecticut is spotted off the Horn of Africa in the Indian Ocean; symbols hidden in the layout of Washington DC; the eye of the Sahara is a 25 mile wide series of concentric circles and remains a mystery; intense light over Lake Maracaibo, Venezuela known as the everlasting lightning storm; a bizarre cone of rippling clouds are emanating from an island in the Antarctic

  • S01E04 Finding Sodom

    • March 3, 2015
    • Science Channel

    Satellite photos of the region north of the Dead Sea leads archeologist Dr. Collins to believe he has found the biblical city of Sodom; a three mile wide ring is seen in the ice of Lake Baikal, the oldest freshwater lake in the world; a 35 mile wide cloud shaped plume appears out of nowhere over New Mexico; a new pyramid is found in Egypt surrounded by geometric shapes making it unlike any ancient pyramid ever discovered; a small island close to Japan is covered in apartment buildings but is devoid of human life today; a strange triangle is seen in photos over the western Australian outback

  • S01E05 North Korea Is Burning

    • March 10, 2015
    • Science Channel

    Lynn Hickox using a gps mapping program sees what appears to be a giant carving of a Native American's profile near Medicine Hat, Alberta, Canada that can only be seen from space; a huge blanket of smoke covers southeastern North Korea and the time of year makes it unlikely to be normal wildfires; satellite imagery shows a moon like terrain in Italy that volcanologists believe indicate an active super volcano; a 50 year old satellite image shows a winding channel cut into the desert of northern Iraq that may lead to the site of the ancient Hanging Gardens of Babylon; a giant 100 mile glowing blue vortex is seen in the south Atlantic; an amateur archeologist in North Carolina, USA sees in satellite images what may be undiscovered pyramids in the Egyptian desert

  • S01E06 Nazi Ice Fortress

    • March 17, 2015
    • Science Channel

    Night images of Western Australia show lights in areas where there shouldn't be any, even more light is seen in the desert than in the big cities on the coast; images seem to show a big steel door on an entrance to a cave or underground base in Antarctica, could this be the remains of a Nazi base; Space Shuttle Endeavor takes pictures of a chain of 8 craters stretching 450 miles along the 38th parallel covering Kansas, Missouri and Illinois; radar images of the empty quarter of Oman show tracks or roads that may lead to Ubar, the mythical 'Atlantis of the Sands'; a series of hexagon shaped clouds appear over the Bahamas at the western edge of the Bermuda triangle; in the Gobi Desert of northern China a grid is seen 1-mile long and 0.5-mile wide with a strange line pattern

Season 2

  • S02E01 Finding Vietnam's Lost POWs

    • January 26, 2016
    • Science Channel

    In 1988 satellites spot what appears to be a downed aviator signal in Laos 15 years after the war in Vietnam ended; in 2005 an earth observation satellite see a fleet of large ships stranded in the middle of a vast desert miles from the Aral Sea in Kazakhstan; amateur archeologist search satellite images for ancient walls in Northern California that have the potential to rewrite American history; the global ozone monitoring experiment in 2014 sends back an image of a strange cloud covering over half of America; archeologist use google earth to answer questions about the placement of ancient temples in Lima, Peru.

  • S02E02 Secret of Doomsday Mountain

    • February 2, 2016
    • Science Channel

    In 2013 weather radar begins to show a large and growing thunderstorm over Huntsville, Alabama, but there is no storm; a large complex is discovered in the Ural Mountains of Russia causing concern in the US; the ancient Roman city of Dura-Europos in ISIS controlled Syria is being turned into a moonscape; spy imagery appears to show an American F-117 stealth fighter in an industrial complex in China; a user of Apple maps sees a wake that appears to be a gigantic living creature in Loch Ness; 2008 satellites looking at southern Afghanistan see what maybe an ancient fortress is it connected to the conquest of the area by Alexander the Great

  • S02E03 Lost City of the Kalahari

    • February 9, 2016
    • Science Channel

    January 2002 SeaStar satellite monitoring the world's oceans sees a massive dark blob off the coast of south Florida; a NASA satellite launched in 2002 looks for gravity anomalies on earth and finds an unexpectedly large gravity under the ice of Antarctica; in May 2013 satellite researcher using Google Earth finds spiral formations in the Kalahari desert of South Africa; in April 2013 an image is posted from Holland that appears to show a murder captured by satellite images; an image shows streaks of light and a nearby point of light in the West African Sahara Desert were no light was seen before that disappears the next night

  • S02E04 Who Built Supervillain Island?

    • February 16, 2016
    • Science Channel

    An island appears in a contested part of the sea where one wasn't a month ago; large holes the size of football fields begin to pop up across the Siberian landscape; huge arrows are discovered scattered across Nevada further investigation finds that these arrows are all over the American west, but what do they point to; in Nov 2000 NASA's Terra satellite captures an image of a blood red waterfall coming out of a glacier; in 2011 a mysterious structure is seen in the Lybian desert could it have been built by Romans or someone else; in New Mexico large rings are seen etched into the desert own by the Church of Scientology.

  • S02E05 Curse of the Lost Kingdom

    • February 23, 2016
    • Science Channel

    Did Russia provide fake satellite images of the destruction of a Malaysian airline in July 2014 to frame the Ukraine; was the ancient Egyptian city Tanis relocated and was it moved in response to the biblical plagues; google images from 2009 in a Hungarian farmer's fields appears to show the face of Jesus; archeologists using aerial photography discover what may be an ancient sunken city off the coast of Wales which some believe may be evidence of an ancient kingdom known as The Lowland Hundred; reconnaissance satellite photos from 2004 see a large black cigar shaped object in the mountains of Afghanistan is it evidence of a war crime and how in the Mongol Empire involved; an earthquake in Baja Mexico in 2010 happens on a previously unidentified fault line but this fault appears too small to cause the damage that occurred.

  • S02E06 Hidden Tomb of Genghis Khan

    • March 1, 2016
    • Science Channel

    Offshore of South Korea a strange line pattern is seen could this be military preparations or something else; images taken in 2014 of Mongolia show a strange pattern of rock that may mark the tomb of Genghis Khan; in 2012 an airline pilot spots a large "island" near New Zealand that should be open ocean further investigation sees a 200 mile long floating mass; in 2003 scientists see in a Marsh in southern Spain a massive ring pattern and structures buried in the mud could it be Atlantis or the biblical city of Tarshish; in the Algerian Sahara Desert a strange structure and rectangular shape is seen with no explanation could it be from the time of French nuclear testing in the desert; satellite images have confirmed that ISIS thugs have destroyed the ancient temple of Bael in Palmyra but renewed interest from archeologists have discovered more about this ancient city than was known before

Season 3

  • S03E01 Grand Canyon Treasure

    • November 15, 2016
    • Science Channel

    Increase interest, due to the conflict in Ukraine, leads to the discovery of a strange white splotch in the eastern forest near the Belarus border; strange spots near the Grand Canyon may hold clues to the legendary treasure of a notorious bandit; images captured in 2014 show something that looks like an airport in the southern desert of Saudi Arabia that was not there one year before; in 2014 an engineer looking for home building locations on Oke Bay in New Zealand finds something creating a huge wake in the bay; a series of 32 spiral holes seen in satellite images near Nazca, Peru could be an entrance to an underworld; city-size chunk of ice suddenly disappears in Antarctica.

  • S03E02 Mystery in the Outback

    • November 22, 2016
    • Science Channel

    A giant carving of a strange humanoid creature in the Australian outback; in 2013 satellites pick up a large blob of warm water in the Pacific off the coast of north western North America, and kept growing larger; top-secret activity at Iran's nuclear facility; bright green lights illuminating the Gulf of Thailand; a series of square stone structures in the Peruvian desert appear as a spine on a mountain ridge; unnaturally blue areas over 2 miles long are seen in the Utah desert.

  • S03E03 Riddle in the Ruins

    • November 29, 2016
    • Science Channel

    Black holes near pyramids in Egypt; weather radar in Texas finds a strange pulsing object; in 2015 satellite images show two large white objects with wakes that make them appear to be moving at very high speeds; ruins in Peru that suggest the Inca people knew more than previously thought; in 2001 images of a red swarm on an Indian river bank; a dark streak in the Andean desert of Bolivia may indicate the location of a meteor strike.

  • S03E04 Stonehenge of the Holy Land

    • December 6, 2016
    • Science Channel

    Legends of ancient giants surround a mysterious monument in the Holy Land. A bright pink lake could point to a strange, undiscovered new species. When a young boy disappears in a sand dune, satellite images help with the investigation.

  • S03E05 Did We Find Flight 370?

    • December 13, 2016
    • Science Channel

    A new clue about what happened to missing Malaysia Airlines Flight 370; an astronaut's sighting of something strange in the Sahara Desert; and a remote village in Alaska invaded by orange sludge.

  • S03E06 Gateway to Eden

    • December 20, 2016
    • Science Channel

    A buried monument sheds light on a Bible mystery; an ominous shadow engulfs the Pacific Ocean; and a lake that's shaped like a perfect circle hosts otherworldly life.

  • S03E07 Dagger of Tutankhamun

    • January 3, 2017
    • Science Channel

    A dagger sealed in King Tut's tomb that seems to have extraterrestrial origins; a massive swastika found in the desert near Roswell, N.M.; and satellites that search for a most-wanted man.

  • S03E08 Raiders of the Holy Lance

    • January 10, 2017
    • Science Channel

    The takeover of one of Syria's most ancient archaeology sites; tanks that appear to be facing off in Antarctica next to an unworldly object; and a water reservoir in L.A. that suddenly turns black.

  • S03E09 The Swastika Conspiracy

    • January 17, 2017
    • Science Channel

    A giant swastika in a German forest; a strange pattern etched into the desert near the famous Nazca lines; and mysterious markings in an isolated corner of Antarctica.

  • S03E10 Inside El Chapo's Escape

    • January 24, 2017
    • Science Channel

    Satellite images reveal how El Chapo escaped from a high-security prison in Mexico; mysterious patterns in the Australian outback and the Sahara Desert spark a major scientific investigation; and a giant black stain appears in a war-torn area of Iraq.

  • S03E11 Ghost of Zorro

    • January 31, 2017
    • Science Channel

    A giant letter Z is carved into a Mexican hillside, evoking the mark of a legendary outlaw; a strange sighting in Germany points to secrets from the Cold War; and massive, blood-red marks in China prompt fears of a violent government crackdown.

  • S03E12 Curse of the Sea Monster

    • February 7, 2017
    • Science Channel

    A strange mass breaches surface of an ocean near Antarctica, sparking rumors of a sea monster; an area of the U.S.-Mexico border becomes an international mystery; and ancient rock carvings in a remote mountain range depict weird, unearthly beings.

  • S03E13 Strange Symbols in the Desert

    • February 14, 2017
    • Science Channel

    An amateur archaeologist stumbles open strange symbols scratched into the Kazakhstan Desert; CIA surveillance photographs show what looks like a giant Star of David on the island of Cuba; and a lake in the Brazilian rain forest that turned bright pink.

  • S03E14 Bloody Secret of the Lost City

    • February 21, 2017
    • Science Channel

    A vast structure buried in the sands near the legendary city of Petra points to a bloody past; when terrorists kidnap more that 200 schoolgirls in northern Nigeria, rescuers use satellites to track them down.

  • S03E15 Lost Empire of the Amazon

    • February 28, 2017
    • Science Channel

    New evidence could lead to the discovery of an unknown ancient civilization in the Amazon rainforest. An unidentified submarine is spotted in a North Korean shipyard. New evidence reveals a massive Arctic canyon buried beneath the ice; A plane is spotted on Google Earth at the bottom of a lake in Minnesota.

  • S03E16 Siberian Hell Pit

    • March 7, 2017
    • Science Channel

    A massive chasm appears in a remote part of the Siberian forest, and locals call it to a gate to the underworld. An island disappears, and investigators are mystified. 

  • S03E17 Hunt for El Dorado

    • March 14, 2017
    • Science Channel

    Strange images from the jungles of Colombia could lead researchers to the legendary city of El Dorado; Images of a nuclear missile launch silo in Montana are being manipulated; A bright green swirling spiral appears in the seas of the Persian Gulf. A massive complex suddenly appears secretive state of Myanmar.

  • S03E18 Mystery of the Mummy Desert

    • March 21, 2017
    • Science Channel
  • S03E19 Forbidden Cities of the Maya

    • March 28, 2017
    • Science Channel

    A young boy makes international headlines when he uses satellite images to discover lost cities of the Maya; satellite images might point to a modern-day genocide; and trees in China seem to be spelling out a sinister message.

  • S03E20 The Curse of Merlin

    • April 4, 2017
    • Science Channel

    The myth of Merlin is associated with an arrangement of stones in northern France, and satellite images might finally solve this ancient riddle; investigators uncover something mysterious buried beneath the Gulf of Mexico; and a mysterious island suddenly appears off the coast of the highly sensitive border between Iran and Pakistan

Season 4

  • SPECIAL 0x47 Quest for Truth

    • October 14, 2017
    • Science Channel

    This episode is a mashup of S03E01 and S01E01

  • S04E01 Dracula's Tomb

    • October 17, 2017
    • Science Channel

    Strange mounds in Transylvania might pinpoint the location of the tomb of the bloodthirsty tyrant believed to have inspired Dracula; a mysterious ancient city is discovered on a coral reef; images of a plane crash sets off a hunt for a drug lord.

  • SPECIAL 0x48 Mysteries and Monsters

    • October 21, 2017
    • Science Channel

    This episode is a mashup of S03E04 and S02E02

  • S04E02 Fountain of Youth Found?

    • October 24, 2017
    • Science Channel

    A strange structure shaped like a giant shark might point the way to a lost civilization's fountain of youth; a massive hurricane heads toward Florida but something unexpected is in its eye; bizarre marks across the eastern US leave experts baffled.

  • SPECIAL 0x49 Dark Secrets

    • October 28, 2017
    • Science Channel

    This episode is a mashup of S01E03 and S02E04

  • SPECIAL 0x50 Ghosts of the Nazis

    • October 28, 2017
    • Science Channel

    This episode is a mashup of segments from S03E07, S01E06, S03E11, S03E18 and others.

  • S04E03 Mafia Ghost Ship

    • October 31, 2017
    • Science Channel

    A ghost ship with links to the mob suddenly appears on a California beach; strange markings could be a coded message that reveals a plot to overthrow the Queen of England; a lake believed to have magical healing powers holds clues to life on Mars.

  • SPECIAL 0x51 Forbbiden Knowledge

    • November 4, 2017
    • Science Channel

    "Forbidden Knowledge" is a mashup of S04E01 and S03E06

  • S04E04 Beasts of the Lost Jungle

    • November 7, 2017
    • Science Channel

    A ghost town covered in a strange, white powder emerges from a lake in Argentina; when a lost jungle is discovered in Africa, scientists embark on a dangerous mission to explore it; a declassified CIA image uncovers a bizarre, giant Soviet weapon.

  • SPECIAL 0x52 Freaks of Nature

    • November 11, 2017
    • Science Channel

    This episode is a mashup of S04E02 and S03E14

  • S04E05 Mystery of Fang Forest

    • November 14, 2017
    • Science Channel

    A strange forest of razor-sharp stones could be home of an undiscovered Hobbit-like humanoid species; when a man-made island mysteriously appears off the US coast, new evidence points to secret government experiments into psycho-chemical warfare.

  • SPECIAL 0x53 Nightmares on Earth

    • November 18, 2017
    • Science Channel

    This episode is a mashup of S04E03 and S03E20

  • S04E06 Village of the Damned

    • November 21, 2017
    • Science Channel

    A forbidden island points to a strange South American town that locals claim was the home of Adolf Hitler. New data from NASA satellites might reveal a sunken lost continent in the Indian Ocean. A pit of bodies suggests fears of a zombie nightmare.

  • SPECIAL 0x54 Sins and Secrets

    • November 25, 2017
    • Science Channel

    This episode is a mashup of S04E04 and S03E19

  • S04E07 The Minotaur's Lair

    • November 28, 2017
    • Science Channel

    A strange lake in Transylvania is the home of an abandoned village—and a terrifying secret. When a labyrinth is discovered on an island once home to an ancient Greek civilization, experts investigate if it was the legendary home of the Minotaur.

  • SPECIAL 0x55 Curse of the Unknown

    • December 2, 2017
    • Science Channel

    This episode is a mashup of S04E05 and S01E05

  • S04E08 Lost City of Goliath

    • December 5, 2017
    • Science Channel

    A lost city near Jerusalem might have been the home of Goliath. Bizarre underwater formations might point to a top-secret US weapons testing facility. A strange sighting in the Arctic could be a lost Nazi relic or the icy remains of prehistoric monsters.

  • SPECIAL 0x56 Lethal Intelligence

    • December 9, 2017
    • Science Channel

    This episode is a mashup of S04E06 and S03E12

  • S04E09 Finding King Arthur

    • December 12, 2017
    • Science Channel

    An abandoned megacity in a remote jungle might be the home of an ancient treasure and a dark secret; when a mysterious circular stone structure is discovered in Scotland, experts investigate whether it's the fabled Round Table of King Arthur.

  • SPECIAL 0x57 Dark Operations

    • December 16, 2017
    • Science Channel

    This episode is a mashup of S04E07 and S03E05

  • S04E10 Treasures of Valhalla

    • December 19, 2017
    • Science Channel

    Evidence of human sacrifice for the Viking god Odin; shedding new light on Genghis Khan.

  • SPECIAL 0x58 Secret Histories

    • January 6, 2018
    • Science Channel

    This episode is a mashup of S04E08 and S02E01

  • S04E11 Hitler's Lost Gold

    • January 9, 2018
    • Science Channel

    New evidence might finally identify the hiding place of the billion-dollar Nazi gold train; a discovery of a long-lost settlement rewrites the history of the Vikings in North America; a blood-red river in Siberia points to catastrophic pollution.

  • SPECIAL 0x59 Here Be Curses

    • January 13, 2018
    • Science Channel

    This episode is a mashup of S04E09 and S03E03.

  • S04E12 Temple of Blood

    • January 16, 2018
    • Science Channel

    An ancient man-made volcano might reveal buried treasure and bloody human sacrifice; when NASA discovers a strange pattern in the Arctic ice, experts investigate if it has alien origins; a mystery in the Sahara might have a sinister explanation.

  • SPECIAL 0x60 Conspiracies That Kill

    • January 20, 2018
    • Science Channel

    This episode is a mashup of S04E10 and S02E06

  • S04E13 North Korea's Forbidden Islands

    • January 23, 2018
    • Science Channel

    Man-made islands are spotted near a North Korean missile facility. When something unexpected is found in a remote desert, experts investigate a lost city of giants. A strange discovery in Siberia could reveal a secret mission to the center of the earth.

  • S04E14 Cannibals in the Ghost City

    • January 30, 2018
    • Science Channel

    An abandoned city in the African jungle may be haunted by the malevolent spirits of cannibals; Mount Vesuvius shows signs of an awakening, and the mafia could be to blame; experts investigate Adolf Hitler's secret Nazi UFO program.

  • SPECIAL 0x61 Deadly Treasure

    • February 3, 2018
    • Science Channel

    This episode is a mashup of S04E12 and S03E09

  • S04E15 Curse of Medusa

    • February 6, 2018
    • Science Channel

    Researchers investigate a strange glowing lake reported to turn things into stone; a structure in Africa that resembles Stonehenge is said to be the resting place of a mythical giant.

  • SPECIAL 0x62 Mysteries From Beyond

    • February 10, 2018
    • Science Channel

    This episode is a mashup of S04E13 and S01E01

  • S04E16 Nazi Stonehenge

    • February 13, 2018
    • Science Channel

    A mysterious Stonehenge-like structure in Russia may have links to the Nazis; experts uncover clues to a mega-tsunami with the power to devastate the United States; a huge lake appears in the Sahara overnight.

  • S04E17 Hunting the Ark of the Covenant

    • February 20, 2018
    • Science Channel

    New discoveries lead investigators to a crypt rumored to hold the Ark of the Covenant; when a great white shark is killed, experts suspect a mysterious ocean monster; strange markings in the desert might be a tribute to an ancient spider god.

  • SPECIAL 0x63 World of Horror

    • February 24, 2018
    • Science Channel

    This episode is a mashup of S04E15, "Curse of Medusa", S02E05, "Curse of the Lost Kingdom", and S04E02, "Fountain of Youth Found?"

  • S04E18 Forbidden City of Inca Gold

    • February 27, 2018
    • Science Channel

    Treasure hunters have searched for a lost Incan city of untold wealth for a century, but new technology might finally locate its riches; a strange mountain in Egypt sparks an investigation into Cleopatra's gems and the tomb of Alexander the Great.

  • S04E19 Ghost Ship of Hell Island

    • March 6, 2018
    • Science Channel

    A ghost ship is found abandoned on a remote island that's home to one of the world's last uncontacted tribes. A strange labyrinth in Sicily might have a sinister connection to the Mafia. New evidence reveals a mysterious military compound in Russia.

  • SPECIAL 0x64 Fatal Enigmas

    • March 10, 2018
    • Science Channel

    This episode is a mashup of S04E17, "Hunting the Ark of the Covenant", S03E16, "Siberian Hell Pit", and S04E04, "Beasts of the Lost Jungle"

  • S04E20 Mayan Armageddon: The New Evidence

    • March 13, 2018
    • Science Channel

    New evidence might reveal how the Mayans vanished; when scientists investigate an abandoned settlement, they discover traces of ritualistic drug binges from the ancient world; a mysterious symbol in the desert points to a sex cult of millionaires.

Season 5

  • S05E01 CIA Killer Monks

    • January 8, 2019
    • Science Channel

    Something strange in the Himalayas could be evidence of a top-secret CIA program to turn monks into killer agents; cutting-edge science helps experts investigate the truth behind the mysterious anomaly.

  • S05E02 Monsters at Fort Madness

    • January 15, 2019
    • Science Channel

    Alien monoliths haunt the coast of England; an obliterated jungle points to an brutal narco gold rush; evidence of a strange blood-red creature emerging from the deep.

  • S05E03 Satan in Siberia

    • January 22, 2019
    • Science Channel

    A satanic symbol that points to an army of the dead in Siberia; a massive stone giant in a remote desert; evidence of a Russian doomsday device right on America's doorstep; cutting-edge technology helps experts answer sinister mysteries from space.

  • S05E04 Curse of the Ice Zombies

    • January 29, 2019
    • Science Channel

    Zombie reindeer haunting the mountains of Norway. Strange circles in the sand by a secret US military base. A gigantic streak in the Arctic pointing towards alien life. Cutting-edge technology helps experts answer these sinister mysteries from space.

  • S05E05 Ghost Fleet of Cannibal Bay

    • February 5, 2019
    • Science Channel

    A fleet of sunken ships that point to ghosts, cannibals, and bloodshed in early America; strange arctic holes that NASA can't explain; near Area 51, mysterious alien structures straight out of Star Wars.

  • S05E06 Finding Jack the Ripper

    • February 12, 2019
    • Science Channel

    New discoveries from space give experts new clues in the hunt for Jack the Ripper; a strange object crash-lands in Antarctica, experts speculate it could be an alien visitor.

  • S05E07 Mystery of the Desert Shipwrecks

    • February 19, 2019
    • Science Channel

    Hundreds of shipwrecks in the middle of a desert in Africa. A ghost town where hundreds of its inhabitants have mysteriously died. Something strange in North Korea. Cutting-edge tech helps experts answer these sinister mysteries from space.

  • S05E08 Blood in the Garden of Eden

    • February 26, 2019
    • Science Channel

    A site that could be the Garden of Eden hides a deadly secret; when a gateway to hell suddenly opens, experts investigate where it leads; a mysterious shipwreck could be an infamous Soviet KGB pirate ship.

  • S05E09 Phantoms in the Chamber of Secrets

    • March 5, 2019
    • Science Channel

    Evidence of a mysterious 5,000-year-old structure suddenly appears in Ireland. A top-secret machine that can see back in time. A satanic pentagram in the snow that points to witchcraft in the New World.

  • S05E10 Cannibal Death Pit

    • March 12, 2019
    • Science Channel

    A strange circular forest next to a notorious cannibal site. When an eerie crater is spotted in Siberia, experts uncover if it could be evidence of Nikola Tesla's doomsday device. Cutting-edge tech helps experts answer these sinister mysteries from space.

Season 6

  • S06E01 World's Deadliest Threats

    • June 6, 2019
    • Science Channel

    The world's most dangerous threats are in top-secret locations all over the planet, and using cutting-edge technology, experts reveal the truth behind these sinister mysteries from space.

  • S06E02 Monsters of Diamond Desert

    • June 13, 2019
    • Science Channel

    An abandoned ghost town in a remote desert with a dark past. When a strange facility is spotted in Russia, experts investigate if it's hiding evidence of alien life. Cutting-edge tech reveals new clues to these sinister mysteries from space.

  • S06E03 North Korea Death Star

    • June 20, 2019
    • Science Channel

    When satellites spot a mysterious structure in North Korea, experts investigate if this sinister evidence points to a looming nuclear threat, and using cutting-edge tech, they reveal dark secrets from this strange place.

  • S06E04 Aliens of the Infinity War

    • June 27, 2019
    • Science Channel

    When a strange pattern appears in a field, experts wonder if its an extraterrestrial response to a message sent to an alien star cluster in 1974, and using cutting-edge science, they uncover its true origin.

  • S06E05 The Cave to Hell

    • July 11, 2019
    • Science Channel

    When a sinister cave is discovered in a remote corner of Iceland, experts uncover a secret underworld tunneling to unknown depths, and using cutting-edge tech, they investigate if this strange place could hold secrets of alien worlds.

  • S06E06 Terror of the Ice Snake

    • July 18, 2019
    • Science Channel

    In the white ice of Antarctica, satellites discover a mysterious trail of sinister black objects, and when experts discover that it's moving, they use cutting-edge tech to investigate who or what is behind this strange phenomena.

  • S06E07 Curse of Genghis Khan

    • July 25, 2019
    • Science Channel

    When an strange structure is discovered in the Gobi Desert, experts investigate if this mysterious site could reveal the whereabouts of lost treasure, which might change everything we know about Genghis Khan and the Mongol warriors who once lived here.

  • S06E08 The King at Roswell

    • August 1, 2019
    • Science Channel

    When a strange, red plane is discovered near the sight of the Roswell UFO incident, experts wonder if the aircraft has Nazi or extraterrestrial origins, and their investigation reveals new secrets about one of America's most famous faces.

  • S06E09 Treasures of Monster Graveyard

    • August 8, 2019
    • Science Channel

    At a mysterious site in the Gobi Desert, experts have discovered a monster graveyard, and this groundbreaking find contains the treasures of the alien beasts that once lived in this strange world.

Season 7

  • S07E01 Nazi Doomsday Forest

    • January 9, 2020
    • Science Channel

    When mysterious structures are discovered deep in a remote forest, experts investigate if this strange site was the long-lost birthplace of a top-secret Nazi project that produced some of the deadliest weapons the world had ever seen.

  • S07E02 Bermuda Triangle of Space

    • January 16, 2020
    • Science Channel

    When instruments on the International Space Station suddenly malfunction every time it passes over a mysterious site in the Atlantic Ocean, experts investigate if this eerie behavior is more than just a tech glitch, but a prophecy of global doomsday.

  • S07E03 Chernobyl's Nuclear Monsters

    • January 23, 2020
    • Science Channel

    When strange circles of reindeer appear in the remote tundra of Sweden, experts investigate if this mysterious event could be evidence of fatal aftershocks from the Chernobyl nuclear disaster.

  • S07E04 Curse of Phantom Island

    • January 30, 2020
    • Science Channel

    When an island off the coast of Mexico suddenly disappears, government officials scramble to find an explanation; cutting-edge technology might reveal if the strange place was destroyed by a foreign power or if it existed at all.

  • S07E05 Armageddon USA

    • February 6, 2020
    • Science Channel

    When the people of a thriving Midwestern town suddenly disappear, they leave behind an eerie ghost town with a dark secret; experts use cutting-edge tech to investigate if the mysterious exodus could be evidence of a freak natural disaster.

  • S07E06 Amazon's Secret Nightmare

    • February 13, 2020
    • Science Channel

    When satellites spot anomalies in the unexplored Amazonian jungle, experts wonder if they've discovered relics of a lost civilization; an on-the-ground investigation reveals a dark truth that's more sinister than ever imagined.

  • S07E07 Ghost Town Terror

    • February 20, 2020
    • Science Channel

    When satellites discover a strange abandoned city frozen in time, experts investigate what caused the people who lived here to disappear overnight; using cutting-edge tech, they follow fresh leads to uncover if this mysterious city has a dark secret.

  • S07E08 Imhotep's Lost Labyrinth

    • February 27, 2020
    • Science Channel

    After satellites spot an anomaly at Egypt's oldest pyramid, experts uncover a long-lost labyrinth that could lead them to the darkest secrets of Imhotep, the mysterious high priest who built this strange complex.

  • S07E09 Lost Tombs of the Gold Kingdom

    • March 5, 2020
    • Science Channel

    Strange satellite images taken above the Nile Valley could point investigators to long-lost relics buried in an unexplored city of the dead; what they find could reveal new secrets of Kush, a once-mighty kingdom of untold gold and treasure.

  • S07E10 Hunt for Atlantis

    • March 12, 2020
    • Science Channel

    New satellite evidence reveals a mysterious spiral structure from space, and experts speculate that it could be the lost city of Atlantis; using cutting-edge technology, they investigate the truth behind this strange phenomenon.

  • S07E11 Ruins of Cannibal City

    • March 19, 2020
    • Science Channel

    When an extreme drought hits Spain, the ruins of a long-lost civilization suddenly emerge, and using cutting-edge technology, experts investigate evidence of ancient cannibalism.

Season 8

  • S08E01 Zombietown USA

    • August 27, 2020
    • Science Channel

    Satellite images capture evidence of an abandoned town hidden in the American wilderness, and as experts analyze this new evidence, they reveal what this strange place has to do with a top-secret military plan to battle an army of the undead.

  • S08E02 Nazi Crop Circles

    • September 3, 2020
    • Science Channel

    Crop circles spotted on an island in the Mediterranean might not be from aliens, but from a threat closer to home: Nazis; new discoveries help experts uncover who made them and for what sinister purpose.

  • S08E03 Island of the Alien Ooze

    • September 10, 2020
    • Science Channel

    Satellite images capture a volcanic island that suddenly appears in the Pacific Ocean, and when NASA scientists arrive to investigate, they are baffled to find it's home to a primordial slime and zombie creatures with origins in outer space.

  • S08E04 Chinese Nuclear Pyramid

    • September 17, 2020
    • Science Channel

    Satellite images capture evidence of a mythical lost pyramid in China that's been hidden for centuries, and experts suspect it could be just one of many unknown structures used as a secret military base designed for subterranean nuclear warfare.

  • S08E05 Americas' Lost Romans

    • September 24, 2020
    • Science Channel

    The remains of an abandoned settlement high in the mountains of Peru could be an ancient Roman village, leaving experts to speculate if the Romans visited the Americas centuries before Columbus; if so, it could point to long-lost gold.

  • S08E06 The Damned of Devil's Island

    • October 1, 2020
    • Science Channel

    Mysterious satellite images lead an archaeologist to investigate a cemetery on Devil's Island, the notorious penal colony in the tropics of South America; what he finds there reveals evidence of grisly executions that fueled a shark feeding frenzy.

  • S08E07 Nazi Occult Temple

    • October 8, 2020
    • Science Channel

    Satellites capture a temple-like, Nazi structure hidden deep in the forests of Poland, leading an expert to investigate and uncover a tale of terrifying rituals, black magic and the rise of the most feared division of Hitler's war machine.

  • S08E08 Enigmas of Area 51

    • October 15, 2020
    • Science Channel

    Satellites capture two strange patterns in the desert and they are right next to Area 51; experts use cutting-edge science and new revelations from declassified documents to reveal what they are and what they mean.

  • S08E09 Curse of King Arthur

    • October 22, 2020
    • Science Channel

    When satellites spot a strange, 2,000-year-old structure in Wales, some suspect a secret connection to King Arthur; using modern-day technology and ancient texts, experts investigate new leads that could point to the mythical Round Table.

Season 9

  • S09E01 Curse of the Amazon Nazis

    • March 11, 2021
    • Science Channel

    When investigators spot strange anomalies in the Amazon jungle, the discovery stokes rumors of a long-lost Nazi base in the Americas. Ancient circle in Cornwall Britain that predate King Arthur and tin mines in Britain. NASA alien landscape in Arizona US.

  • S09E02 Epstein’s Forbidden Temple

    • March 18, 2021
    • Science Channel

    Satellite images capture a mysterious building on Jeffrey Epstein's island. Satellite evidence of a strange building on a mysterious island owned by Jeffrey Epstein points to something sinister; experts use cutting-edge technology to investigate why it was built and what goes on here.

  • S09E03 Aztec Alien Mystery

    • March 25, 2021
    • Science Channel

    When satellite images spot a strange white substance in the land of the Aztecs, experts investigate the site for extraterrestrial connections; what they find could explain the rise of one of the world's greatest civilizations.

  • S09E04 Gate to the Viking Gods

    • April 1, 2021
    • Science Channel

    New evidence reveals dozens of bizarre circular structures buried in the remote hills of Norway; an expert investigation uncovers a mysterious burial ground that may have been a portal to the Viking spiritual realm.

  • S09E05 America's Swamp Castle

    • April 8, 2021
    • Science Channel

    Satellite images capture bizarre structures in the remote and inhospitable swamplands of Louisiana; experts investigate a forgotten war-torn fortress with a mysterious connection to the sinking ruins of a classified military installation.

  • S09E06 Lost City of the Vampires

    • April 15, 2021
    • Science Channel

    Satellite images reveal a long-lost village buried in a dense forest; archaeologists investigate and uncover a mysterious gravesite with the remains of decapitated skeletons and possible evidence of vampire burials.

  • S09E07 Temple of the Island Eater

    • April 22, 2021
    • Science Channel

    Satellites capture evidence of a mysterious structure in a remote and rocky area of Hawaii, and when experts investigate, what they find could point to human sacrifices and the wrath of a shape-shifting god.

  • S09E08 Horror of Dead Man's Island

    • April 29, 2021
    • Science Channel

    When a gigantic ship emerges from the sands of a strange island, experts investigate; what they find reveals evidence of a horrific Viking massacre.

  • S09E09 Stalin's Secret Atlantis

    • May 6, 2021
    • Science Channel

    When experts spot what appears to be an abandoned city in the Caspian Sea, they investigate declassified Cold War evidence to reveal an Atlantis-like city built by the Soviets; what they find exposes its long-lost secrets.

  • S09E10 America's Secret Apocalypse

    • May 13, 2021
    • Science Channel

    Satellite images reveal a mysterious pattern of six perfect circles hidden in the desert landscape of New Mexico; experts investigate and uncover evidence of catastrophic military testing deliberately erased from history.

Season 10

  • S10E01 Australia's Nuclear Desert

    • October 24, 2021
    • Science Channel

    Satellite images capture a giant symbol mysteriously carved into the expanse of Australia's Great Victoria Desert; an investigation reveals a secret nuclear weapons-testing cover-up by the British government with numerous aboriginal casualties.

  • S10E02 Viking Warrior Invasion

    • October 31, 2021
    • Science Channel

    Satellite images capture bizarre groups of circular structures in the remote forests of Derbyshire, England; experts investigate and uncover ancient burial mounds linked to a Viking invasion that changed the course of English history.

  • S10E03 Mystery of Apache Mountain

    • November 7, 2021
    • Science Channel

    Satellite images capture mysterious stone structures spread across high elevations of the Arizona mountains; experts investigate and uncover ruins of a 19th century Apache fortification linked to the most treacherous migrant route in U.S. history.

  • S10E04 Hidden Fortress of Secrets

    • November 14, 2021
    • Science Channel

    Satellite images capture a strange castle-like structure hidden in Scotland's dense and remote woodlands; expert archaeologists investigate and uncover an area with a bloody history linked to the birthplace of the world's oldest secret society.

  • S10E05 Code of the Viking Witch

    • November 21, 2021
    • Science Channel

    Satellite images capture a bizarre pattern of rocks in the shape of a large fingerprint on a remote Swedish island. Experts investigate and uncover a mysterious labyrinth with links to ancient Viking black magic and dark, mystical rituals.

  • S10E06 Mystery of the Cursed Forest

    • November 28, 2021
    • Science Channel

    Satellite images capture a bizarre pattern of large concentric circles formed in a remote English forest; experts investigate and uncover a top secret experimental bomb testing site critical to WWII British weapons development.

  • S10E07 Secrets of the Roman Occult

    • December 5, 2021
    • Science Channel

    Aerial drone imaging captures a sophisticated complex of lost, ancient Roman buildings in Yorkshire, England.

  • S10E08 Legend of Moonshine Forest

    • December 12, 2021
    • Science Channel

    Satellite images capture a gigantic oval among a bizarre grid pattern that's carved into the dense forests of New Jersey; experts investigate and reveal a landscape linked to infamous prohibition activity and a prolific WWI munitions factory.

  • S10E09 Nuclear Ghost Towns

    • December 19, 2021
    • Science Channel

    Satellite images capture a mysterious collection of sprawling towns that appear to be completely unoccupied in Belarus; experts investigate and uncover a horrendous state-sanctioned cover-up responsible for claiming thousands of innocent lives.

  • S10E10 Lair of the Living God

    • December 19, 2021
    • Science Channel

    Satellite images capture a bizarre, cone-like structure perched on the summit of a mountain range in Turkey; experts uncover one of the most extraordinary engineering projects of the ancient world linked to the legacy of a living deity.

Season 11

  • S11E01 Secret Soviet Spacecraft

    • June 22, 2022
    • Science Channel

    Satellite images capture a bizarre industrial complex in the remote desert expanse of Kazakhstan. Experts investigate and uncover a massive hangar containing a Buran or Soviet space shuttle, the most expensive spacecraft in the history of Soviet-era space exploration.

  • S11E02 Range of Nazi Evil

    • June 29, 2022
    • Science Channel

    Satellite images capture dozens of perfectly straight parallel lines hidden in the dense Polish woodlands; experts investigate and uncover a massive WWII military complex once used as a notorious and deadly Nazi weapons training facility.

  • S11E03 Doomsday Lair of Greece

    • July 6, 2022
    • Science Channel

    Satellite images capture bizarre structures fenced within a remote mountaintop complex on the Greek island of Kefalonia; experts investigate and discover a network of massive satellites linked to a hidden NATO doomsday communications bunker.

  • S11E04 Mystery of the Welsh Mine

    • July 13, 2022
    • Science Channel

    Satellite images capture monumental ruins surrounded by bizarre feather-shaped structures on a Welsh mountaintop; experts investigate a hidden tunnel containing the remains of an abandoned slate mine with an exploitative and deadly past.

  • S11E05 Riddle of Sardinia Tower

    • July 20, 2022
    • Science Channel

    Satellite images capture a triangular castle-like tower located on the Mediterranean island of Sardinia; experts investigate the relics of a declining ancient civilization that may have suffered a celestial catastrophe.

  • S11E06 Circles of the High Kings

    • July 27, 2022
    • Science Channel

    Satellite images capture two conjoined circular structures embedded in the lush and rolling landscape of Ireland; experts investigate and uncover an ancient site linked to legendary figures and the elusive hunt for the Ark of the Covenant.

  • S11E07 Russia's Lightning Lab

    • August 3, 2022
    • Science Channel

    Aerial drone imaging captures oddly shaped industrial-sized towers mysteriously situated in a forest clearing near Moscow; experts investigate and uncover a lost Soviet-era military compound and the development of a catastrophic electromagnetic weapon.

  • S11E08 Poland's Secret Nazi Compound

    • August 10, 2022
    • Science Channel

    Satellite images capture a series of enormous zigzagging patterns carved into the remote woodlands of Poland. Experts investigate a clandestine Nazi base linked to a doomed operation that played a pivotal role in the downfall of WWII Germany.

  • S11E09 Holes of Dead Sea Destruction

    • August 17, 2022
    • Science Channel

    Aerial drone imaging captures clusters of enormous, perfectly round holes scattered along the coast of the Dead Sea in Israel; experts reveal a history of destructive water diversion linked to massive sinkholes devouring the region.

  • S11E10 Ancient Rome's El Dorado

    • August 24, 2022
    • Science Channel

    Aerial archaeologists capture bizarre, spider-like markings etched deep into the mountains of Northern Spain; experts investigate an ancient site that contained one of the largest and most important gold mining operations of the Roman Empire.

Season 12

  • S12E01 Bullseye in the Sky

    • January 12, 2023
    • Science Channel

    Satellite images capture a bizarre pattern of enormous circular clouds obscuring the Spanish island of La Palma in the eastern Atlantic. Experts investigate the 2021 Cumbre Vieja volcanic eruption and uncover evidence of an unfolding natural disaster that could potentially threaten millions of lives.

  • S12E02 Mystery of the Fallen Star

    • January 19, 2023
    • Science Channel

    Aerial archaeologists use laser imaging to capture a distinct star-shaped pattern carved into the marsh of a Florida swamp; experts investigate and reveal a lost Civial War fort linked to an extraordinary community with a tragic past.

  • S12E03 Indiana's War Factory

    • January 26, 2023
    • Science Channel

    Satellite images capture a large compound of abandoned structures that are overgrown with vegetation in Indiana; experts investigate and uncover a derelict WWII munitions factory that played a crucial role in US military history.

  • S12E04 Turkey's Lost Terror Dome

    • February 2, 2023
    • Science Channel

    Aerial drone imaging captures a circular man-made structure that appears to be centuries-old in the remote forests of Aydin, Turkey; experts investigate a lost ancient amphitheater with a history steeped in gladiatorial bloodshed.

  • S12E05 Blood Feud of Gresham Castle

    • February 9, 2023
    • Science Channel

    Satellite images capture a mysterious fortification concealed beneath a patch of woodland in the remote stretches of Norfolk, England; experts investigate rival royal families and a lost castle that was destroyed during a medieval blood feud.

  • S12E06 The Boneyard of Arizona

    • February 16, 2023
    • Science Channel

    Satellite images capture miles of aircraft precisely arranged in the vast Arizona desert; experts investigate the largest aircraft storage facility on Earth and the rotting remains of a defining moment in Cold War history.

  • S12E07 Nevada's Mystery Marking

    • February 23, 2023
    • Science Channel

    Satellite images capture an enormous X shape mysteriously carved with precision in the remote Nevada desert; experts investigate a military emergency landing field linked to one of the most astonishing test programs in aviation history.

  • S12E08 Ghost Ship of Ireland

    • March 2, 2023
    • Science Channel

    A ghost ship appears overnight on the shores of Ireland. Could it help shed light on the fate of vessels claimed by the most notorious patch of ocean on earth?

  • S12E09 Secrets of Biosphere 2

    • March 9, 2023
    • Science Channel

    Satellite images capture a mysterious group of pyramid-shaped structures in the arid, desert landscape of Arizona; experts investigate a highly controversial research facility designed to prepare humanity for life on another world.

  • S12E10 Arctic Hunters of Norway

    • March 16, 2023
    • Science Channel

    Aerial archaeologists capture a series of mysterious dots buried beneath the remote, frozen landscape of Finnmark, Norway; experts investigate and reveal revolutionary hunting techniques developed by the oldest surviving Norwegian tribe.

Additional Specials

  • SPECIAL 0x1 Bible's Greatest Mysteries

    • March 26, 2016
    • Science Channel

    In 2000 Space Shuttle Endeavor uses radar imagery to see ancient rivers in the Saudi Arabian desert that may show where be the real Garden of Eden once existed; did a U.S. spy satellite photograph Noah's Ark on Mt. Ararat in 1973; was the ancient Egyptian city Tanis relocated and was it moved in response to the biblical plagues; google images from 2009 in a Hungarian farmer's fields appears to show the face of Jesus; in 2003 scientists see in a Marsh in southern Spain a massive ring pattern and structures buried in the mud could it be Atlantis or the biblical city of Tarshish; satellite photos of the region north of the Dead Sea leads archeologist Dr. Collins to believe he has found the biblical city of Sodom. This episode is a 2 hour mashup of various segments on Biblical mysteries.

  • SPECIAL 0x2 Secrets of Lost Cities

    • March 29, 2016
    • Science Channel

    while a satellite takes photos of western Brazil a cleared part of the jungle shows signs of ancient construction that may be the fabled City of Gold, El Dorado; radar images of the empty quarter of Oman show tracks or roads that may lead to Ubar, the mythical 'Atlantis of the Sands'; amateur archeologist search satellite images for ancient walls in Northern California that have the potential to rewrite American history; a 50 years old satellite image shows a winding channel cut into the desert of northern Iraq that may lead to the site of the ancient Hanging Gardens of Babylon; archeologists using aerial photography discover what may be an ancient sunken city off the coast of Wales which some believe may be evidence of an ancient kingdom known as The Lowland Hundred; in 2011 a mysterious structure is seen in the Lybian desert could it have been built by Romans or someone else

  • SPECIAL 0x3 Military Mysteries

    • April 5, 2016
    • Science Channel

    In 1988 satellites spot what appears to be a downed aviator signal in Laos 15 years after the war in Vietnam ended; spy imagery appears to show an American F-117 stealth fighter in an industrial complex in China; in 2004 a mapping satellite takes a picture of a lake in eastern Bagdad that is blood red is it evidence of crimes against humanity or something less sinister; images seem to show a big steel door on an entrance to a cave or underground base in Antarctica, could this be the remains of a Nazi base; a huge blanket of smoke covers southeastern North Korea and the time of year makes it unlikely to be normal wildfires; a large complex is discovered in the Ural Mountains of Russia causing concern in the US

  • SPECIAL 0x4 Strange Things in the Desert

    • April 12, 2016
    • Science Channel

    Night images of Western Australia show lights in areas where there shouldn't be any, even more light is seen in the desert than in the big cities on the coast; in 2005 an earth observation satellite see a fleet of large ships stranded in the middle of a vast desert miles from the Aral Sea in Kazakhstan; an amateur archeologist in North Carolina, USA sees in satellite images what may be undiscovered pyramids in the Egyptian desert; huge arrows are discovered scattered across Nevada further investigation finds that these arrows are all over the American west, but what do they point to; a mile long series of honeycomb shaped holes is seen in the Andes mountains of Peru

  • SPECIAL 0x5 Unsolved Mysteries

    • April 26, 2016
    • Science Channel

    In the Namib Desert of west Africa a strange series of rings ranging from 6 to 65 feet wide cover 1200 miles from Angola to South Africa; images taken in 2014 of Mongolia show a strange pattern of rock that may mark the tomb of Genghis Khan; the eye of the Sahara is a 25 mile wide series of concentric circles and remains a mystery; 2008 satellites looking at southern Afghanistan see what maybe an ancient fortress is it connected to the conquest of the area by Alexander the Great; a three mile wide ring is seen in the ice of Lake Baikal, the oldest freshwater lake in the world; in the Gobi Desert of northern China a grid is seen 1-mile long and 0.5-mile wide with a strange line pattern

  • SPECIAL 0x6 Curse of the Abyss

    • May 3, 2016
    • Science Channel

    January 2002 SeaStar satellite monitoring the world's oceans sees a massive dark blob off the coast of south Florida; Sandy Island in the south Pacific is as big as Manhattan and has been on nautical maps for over 200 years but is now gone; a giant 100 mile glowing blue vortex is seen in the south Atlantic; a series of hexagon shaped clouds appear over the Bahamas at the western edge of the Bermuda triangle; a glow as large as Connecticut is spotted off the Horn of Africa in the Indian Ocean; a satellite takes pictures of what appears to be a series of 500 foot tall tsunamis headed toward Hong Kong

  • SPECIAL 0x7 Stranger than Fiction

    • May 10, 2016
    • Science Channel

    Offshore of South Korea a strange line pattern is seen could this be military preparations or something else; in May 2013 satellite researcher using Google Earth finds spiral formations in the Kalahari desert of South Africa; in April 2013 an image is posted from Holland that appears to show a murder captured by satellite images; the global ozone monitoring experiment in 2014 sends back an image of a strange cloud covering over half of America; an image shows streaks of light and a nearby point of light in the West African Sahara Desert were no light was seen before that disappears the next night; a strange triangle is seen in photos over the western Australian outback

  • SPECIAL 0x8 Myths and Mysteries

    • March 11, 2017
    • Science Channel

    Weird images set off major scientific investigations. New evidence could break international mysteries wide open.

  • SPECIAL 0x9 Here Be Monsters

    • March 18, 2017
    • Science Channel

    This episode is a mashup of S03E12 and S03E11

  • SPECIAL 0x10 Mystery of the Mummy Desert

    • March 21, 2017
    • Science Channel

    New evidence could reveal the remains of an ancient Roman city thought to be lost forever; strange images from a remote and empty desert could explain the mysterious mummies found there; and an apocalyptic sandstorm swallows the Middle East. This is a rebroadcast of S03E18, “Hunt for El Dorado”, with the title changed.

  • SPECIAL 0x11 Into the Unknown

    • March 25, 2017
    • Science Channel

    This episode is a mashup of S03E15 and S03E04.

  • SPECIAL 0x12 Secrets and Lies

    • April 1, 2017
    • Science Channel

    This episode is a mashup of S03E06 and S03E09.

  • SPECIAL 0x13 Forbidden Places

    • April 8, 2017
    • Science Channel

  • SPECIAL 0x14 Bible's Greatest Secrets

    • April 15, 2017
    • Science Channel

    The Bible is spotlighted. This episode is a 2 hour mashup of various segments on Biblical mysteries.

  • SPECIAL 0x15 Curses and Legends

    • April 22, 2017
    • Science Channel

    This is a mashup of S03E07 and S03E01.

  • SPECIAL 0x16 Strangest Things

    • April 29, 2017
    • Science Channel

  • SPECIAL 0x17 Expedition Truth

    • May 6, 2017
    • Science Channel

    This episode is a mashup of S03E02 and S03E19

  • SPECIAL 0x18 Lost Worlds

    • May 13, 2017
    • Science Channel

  • SPECIAL 0x19 Dangerous Knowledge

    • May 20, 2017
    • Science Channel

    This episode is a mashup of S02E04 and S01E06.

  • SPECIAL 0x20 Uncharted Waters

    • May 27, 2017
    • Science Channel

    This episode is a mashup of S02E02 and S01E02.

  • SPECIAL 0x21 Scandal and Sin

    • June 3, 2017
    • Science Channel

    This episode is a mashup of S02E03 and S01E03.

  • SPECIAL 0x22 Journeys to the Edge

    • June 10, 2017
    • Science Channel

    This episode is a mashup of S02E01 and S01E04.

  • SPECIAL 0x23 Forgotten and Unexplained

    • June 17, 2017
    • Science Channel

    This episode is a mashup of S01E01 and S02E06

  • SPECIAL 0x24 Last Secrets of the Nazis

    • June 20, 2017
    • Science Channel

    Strange satellite photos point to the dark final secrets of the Nazis. A mysterious base in Antarctica. A giant swastika carved into a forest in Germany. A sinister World War II spy code etched into the British countryside. This episode is a mashup of segments from S01E06, S03E07, S03E09, S03E11, and S03E18

  • SPECIAL 0x25 World of Weird

    • June 24, 2017
    • Science Channel

    This episode is a mashup of S01E05 and S02E05

  • SPECIAL 0x26 Omens of Armageddon

    • June 27, 2017
    • Science Channel

    Strange images point to apocalyptic prophesies of doomsday; a top-secret nuclear arsenal in Russia; a deadly crater in the Arctic; and a looming natural disaster in California. This episode is a mashup of S03E06, S02E02, S02E03 and others.

  • SPECIAL 0x27 Deadly Destinations

    • July 1, 2017
    • Science Channel

    This episode is a mashup of S03E20 and S03E04.

  • SPECIAL 0x28 America the Weird

    • July 4, 2017
    • Science Channel

    Strange spots that cover a vast stretch of desert near the Grand Canyon are investigated. Also: a Los Angeles water reservoir that unexpectedly turned black. This episode is a mashup of segments from S03E12, S03E08, S02E02, S03E01 and others.

  • SPECIAL 0x29 Riddles and Relics

    • July 8, 2017
    • Science Channel

    This episode is a mashup of S03E18 and S03E03.

  • SPECIAL 0x30 Curses of the Ancients

    • July 11, 2017
    • Science Channel

    Strange satellite images fuel new investigations into greatest mysteries of the ancient world. Mysterious markings in the Peruvian desert. A secret structure buried near the ancient city of Petra. An abandoned fortress in an arid wasteland. This episode is a mashup of segments from S01E02, S02E02, S03E03, and others.

  • SPECIAL 0x31 Dark Voyages

    • July 15, 2017
    • Science Channel

    This episode is a mashup of S03E19 and S03E06

  • SPECIAL 0x32 Bibles Darkest Secrets

    • July 18, 2017
    • Science Channel

    Satellite photos reveal new evidence to explain the Bible's darkest mysteries. The face of Jesus spotted on a field in Hungary. Ruins that could be the site of the lost city of Babylon. This episode is a mashup of S02E05, S01E02, S01E01, S01E04, S03E16, and S01E05.

  • SPECIAL 0x33 Peril at the Abyss

    • July 22, 2017
    • Science Channel

    This episode is a mashup of S03E14 and S03E01.

  • SPECIAL 0x34 Egypt's Greatest Mysteries

    • July 25, 2017
    • Science Channel

    This episode is a mashup of S01E05, S01E04, S02E05, S03E07, S03E03, S03E18

  • SPECIAL 0x35 Hell on Earth

    • July 29, 2017
    • Science Channel

    This episode is a mashup of S03E15 and S03E11.

  • SPECIAL 0x36 Criminal Pursuit

    • August 1, 2017
    • Science Channel

    Discoveries by satellite help authorities pursue the world's most wanted criminals. Investigators reveal El Chapo's daring escape. A legendary outlaw might have left his signature calling card. Cutting-edge technology aids the pursuit of Joseph Kony. This episode is a mashup of S02E03, S03E10, S03E07, S03E14, S03E11, S03E03.

  • SPECIAL 0x37 United States of Conspiracy

    • August 1, 2017
    • Science Channel

    Strange images fuel investigations into American conspiracies and controversies. Something eerie is in the night sky over Texas. There might be a terrifying object at the bottom of a Minnesota lake. A human seems to fly above the California hills. This episode is a mashup of segments from S03E16, S03E03, S01E03, and others.

  • SPECIAL 0x38 Lies and Legends

    • August 12, 2017
    • Science Channel

    This episode is a mashup of S03E09 and S03E10

  • SPECIAL 0x39 Legends of the Lost Cities

    • August 15, 2017
    • Science Channel

    Strange rings might be evidence of a fabled Biblical city or the mythical city of Atlantis; and bizarre patterns point to a Californian ghost town. This episode is a mashup of segments from S02E06, S01E06 and others.

  • SPECIAL 0x40 Extreme Adventures

    • August 19, 2017
    • Science Channel

    This episode is a mashup of S03E16 and S03E12.

  • SPECIAL 0x41 Dangerous and Deadly

    • August 26, 2017
    • Science Channel

    This episode is a mashup of S02E05 and S03E05

  • SPECIAL 0x42 Wicked Things

    • September 2, 2017
    • Science Channel

    This episode is a mashup of S01E04 and S03E07

  • SPECIAL 0x43 Odysseys to the Edge

    • September 9, 2017
    • Science Channel

    This episode is a mashup of S01E06 and S03E17.

  • SPECIAL 0x44 Investigation Unknown

    • September 16, 2017
    • Science Channel

    This episode is a mashup of S02E26 and S03E08.

  • SPECIAL 0x45 Declassified and Dangerous

    • September 30, 2017
    • Science Channel

    This episode is a mashup of S01E02 and S02E01

  • SPECIAL 0x46 Chasing Conspiracies

    • October 7, 2017
    • Science Channel

    This episode is a mashup of S03E11 and S02E03

  • SPECIAL 0x65 Forbidden Fortunes

    • March 17, 2018
    • Science Channel

    This episode is a mashup of S04E18, "Forbidden City of Inca Gold", S03E15, "Lost Empire of the Amazon", and S04E05, "Mystery of Fang Forest"

  • SPECIAL 0x66 Apocalypse Earth

    • April 21, 2018
    • Science Channel

    This episode is a mashup of S03E07, "Dagger of Tutankhamun", S01E02, "Lost City of Gold", S04E10, "Treasures of Valhalla".

  • SPECIAL 0x67 Deadly Secrets

    • April 28, 2018
    • Science Channel

    This episode is a mashup of S02E03, "Lost City of the Kalahari", S03E06, "Gateway to Eden", and S04E11, "Hitler's Lost Gold"

  • SPECIAL 0x68 Episode 18

    • May 5, 2018
    • Science Channel

    This episode was broadcast with the title "Episode 18". It is a mashup of S03E14, "Bloody Secret of the Lost City", S03E04, "Stonehenge of the Holy Land", and S04E12, "Temple of Blood".

  • SPECIAL 0x69 Aliens on Earth

    • May 12, 2018
    • Science Channel

    This episode is a mashup of S03E20, "The Curse of Merlin", S03E11, "Ghost of Zorro", and S04E13, "North Korea's Forbidden Islands".

  • SPECIAL 0x70 Monsters and Myths

    • May 19, 2018
    • Science Channel

    This episode is a mashup of S04E03, "Mafia Ghost Ship", S03E01, "Lost Treasures of the Grand Canyon", and S04E14, "Cannibals in the Ghost City".

  • SPECIAL 0x71 Relics of Doom

    • May 26, 2018
    • Science Channel

    This episode is a mashup of S03E19, "Forbidden Cities of the Maya", S03E12, "Curse of the Sea Monster", and S04E15, "Curse of Medusa".

  • SPECIAL 0x72 Episode 22

    • June 2, 2018
    • Science Channel

    This episode is a mashup of S02E01, "Finding Vietnam's Lost POWs", S01E03, "Secrets of Sahara", and S04E16, "Nazi Stonehenge".

  • SPECIAL 0x73 Episode 23

    • June 9, 2018
    • Science Channel

    This episode is a mashup of S04E01, "Dracula's Tomb", S03E05, "Did We Find Flight 370?", and S04E17, "Hunting the Ark of the Covenant".

  • SPECIAL 0x74 Ghosts of Conspiracy

    • June 16, 2018
    • Science Channel

    This episode is a mashup of S01E05, "North Korea is Burning", S04E02, "Fountain of Youth Found?", and S04E18, "Forbidden City of Inca Gold".

  • SPECIAL 0x75 Hunting Monsters

    • June 30, 2018
    • Science Channel

    This episode is a mashup of S02E06, "Hidden Tomb of Genghis Khan", S04E06, "Village of the Damned", and S03E03, "Riddle in the Ruins".

  • SPECIAL 0x76 Alien Planet

    • July 4, 2018
    • Science Channel

    This episode is a mashup of S03E04, "Stonehenge of the Holy Land", S04E07, "The Minotaur's Lair", and S01E01, "Lake of Blood".

  • SPECIAL 0x77 Dark Treasure

    • July 7, 2018
    • Science Channel

    This episode is a mashup of S04E02, "Fountain of Youth Found?" and S03E14, "Bloody Secret of the Lost City".

  • SPECIAL 0x78 Dangerous Planet

    • July 14, 2018
    • Science Channel

    This episode is a mashup of S04E08, "Lost City of Goliath" and S02E01, "Finding Vietnam's Lost POWs".

  • SPECIAL 0x79 Armageddon Rising

    • July 21, 2018
    • Science Channel

    This episode is a mashup of S02E05, "Curse of the Lost Kingdom", S04E11, "Hitler's Lost Gold", and S03E09, "The Swastika Conspiracy".

  • SPECIAL 0x80 Omens of Doom

    • August 4, 2018
    • Science Channel

    This episode is a mashup of S03E06, "Gateway to Eden", S04E08, "Lost City of Goliath", and S03E17, "Grand Canyon of the Arctic".

  • SPECIAL 0x81 Edge of Terror

    • August 11, 2018
    • Science Channel

    This episode is a mashup of S01E06, "Nazi Ice Fortress", S04E05, "Mystery of Fang Forest", and S03E19, "Forbidden Cities of the Maya".

  • SPECIAL 0x82 Lost Empires

    • August 18, 2018
    • Science Channel

    This episode is a mashup of S03E08, "Raiders of the Holy Lance", S04E03, "Mafia Ghost Ship", and S01E04, "Finding Sodom".

  • SPECIAL 0x83 Hunting the Forbidden

    • August 25, 2018
    • Science Channel

    This episode is a mashup of S02E04, "Who Built Supervillain Island?", S04E14, "Cannibals in the Ghost City", S03E15, "Lost Empire of the Amazon".

  • SPECIAL 0x84 Treacherous Knowledge

    • September 8, 2018
    • Science Channel

    This episode is a mashup of S04E16, "Nazi Stonehenge", S04E13, "North Korea's Forbidden Islands", S03E16, "Siberian Hell Pit".

  • SPECIAL 0x85 Myths and Illusions

    • September 15, 2018
    • Science Channel

    This episode is a mashup of S04E12, "Temple of Blood", S03E07, "Dagger of Tutankhamun", and S03E10, "Inside El Chapo's Escape".

  • SPECIAL 0x86 Covert Operations

    • September 22, 2018
    • Science Channel

    This episode is a mashup of S01E02, "Lost City of Gold", S04E09, "Finding King Arthur", and S01E03, "Secrets of Sahara ".

  • SPECIAL 0x87 Tales of Terror

    • September 29, 2018
    • Science Channel

    This episode is a mashup of S04E10, "Treasures of Valhalla", S02E01, "Finding Vietnam's Lost POWs", and S03E13, "Strange Symbols in the Desert".

  • SPECIAL 0x88 Prophecies of Doom

    • October 6, 2018
    • Science Channel

    This episode is a mashup of S03E05, "Did We Find Flight 370?", S04E17, "Hunting the Ark of the Covenant", and S01E05, "North Korea is Burning ".

  • SPECIAL 0x89 Lost Legends

    • October 27, 2018
    • Science Channel

    This episode is a mashup of S04E04, "Beasts of the Lost Jungle", S04E01, "Dracula's Tomb", S03E11, "Ghost of Zorro".

  • SPECIAL 0x90 Forbidden Treasures

    • November 3, 2018
    • Science Channel

    This episode is a mashup of S04E07, "The Minotaur's Lair", S03E03, "Riddle in the Ruins", and S02E05, "Curse of the Lost Kingdom".

  • SPECIAL 0x91 Unexplained and Undercover

    • December 7, 2018
    • Science Channel

    This episode is a mashup of S04E06, "Village of the Damned", S04E18, "Forbidden City of Inca Gold", and S03E02, "Mystery in the Outback".

  • SPECIAL 0x92 Rise of Lies

    • December 14, 2018
    • Science Channel

    This episode is a mashup of S04E15, "Curse of Medusa", S02E06, "Hidden Tomb of Genghis Khan", and S03E14, "Bloody Secret of the Lost City".

  • SPECIAL 0x93 Nightmares of Doom

    • December 21, 2018
    • Science Channel

    This episode is a mashup of S01E01, "Lake of Blood ", S03E08, "Raiders of the Holy Lance", and S03E18, "Hunt for El Dorado".