All Seasons

Season 1

  • S01E01 Nuclear Wrecks

    • August 5, 2021
    • Science Channel

    The remains of five warships could reveal new insights into how the nuclear arms race changed the world forever; using 3-D sonar scan technology, an expert team of marine scientists investigate the catastrophic effects of atomic explosions at sea.

  • S01E02 Danger Ahead

    • August 12, 2021
    • Science Channel

    The enigmatic shipwrecks of El Faro and the Empress of Ireland occurred a century apart and both remain a mystery of the sea; armed with the latest underwater tech, experts explore these doomed ships to discover what set them on the path to catastrophe.

  • S01E03 Assassins of the Deep

    • August 19, 2021
    • Science Channel

    Experts race to solve the mystery behind three sunken German U-boats.

  • S01E04 Last Days of the Battleship

    • August 26, 2021
    • Science Channel
  • S01E05 Attack at Sea

    • September 2, 2021
    • Science Channel

    The aerial bombardment of the Japanese fleet and the torpedo strike of the Wilhelm Gustloff are two of the most shocking attacks of WWII; now, expert divers explore these underwater graveyards for new evidence of these maritime conflicts.

  • S01E06 Lost Fleet of WWI

    • September 9, 2021
    • Science Channel

    More than 50 massive warships were lost in a matter of hours in the Scottish natural harbor of Scapa Flow during WWI; now, marine archaeologists use cutting-edge tech to explore one of the greatest acts of defiance in wartime history.

  • S01E07 Fail Invasions

    • September 16, 2021
    • Science Channel

    Countless shipwrecks lost in the depths of the oceans are time capsules containing tales of adventure and tragedy; now, marine experts hunt to locate these forgotten ships, explore their secrets and unlock their incredible stories.

  • S01E08 Collision Course

    • September 24, 2021
    • Science Channel

    Three historical collisions expose the volatile risks at sea and how they have shaped the technological advancements of today; now, maritime researchers explore the remnants of these shipwrecks to uncover what happened in their fatal, final moments.

  • S01E09 Scotland's Sea Secrets

    • September 30, 2021
    • Science Channel

    For over a century, the stories and wrecks of HMS Hampshire and HMS Vanguard continue to be shrouded in mystery; now, two research teams are granted special access to investigate and uncover what happened to these WWI warships in their final moments.

  • S01E10 Toxic Wrecks

    • October 7, 2021
    • Science Channel

    As shipwrecks of World War II continue to erode in the sea, their toxic cargoes continue to pose a catastrophic threat; now, experts use cutting-edge tech to investigate and reveal the potential impact of these noxious underwater dangers.