All Seasons

Season 1

  • S01E01 The Atlantis Case

    • March 8, 2020
    • Discovery

    For centuries, experts and archeologists have tried to pinpoint the lost city of Atlantis, but all have failed. Now Rob Riggle is on the case, and Atlantis has nowhere left to hide.

  • S01E02 The Holiest of Grails

    • March 15, 2020
    • Discovery

    Finding the actual Holy Grail is the holy grail for all global investigators so Rob's on the case. He's following in the footsteps of the Knights Templars and unearthing new evidence that could prove the grail has been hidden in Scotland all this time.

  • S01E03 Pirate Booty

    • April 2, 2020
    • Discovery

    Rob's recipe to solve a 300-year-old pirate mystery in the Florida Keys? One shovel. One metal detector. One Daquiri.

  • S01E04 The Mystery of the O.K. Corral

    • April 9, 2020
    • Discovery

    Most people know about Wyatt Earp and the shootout at the OK Corral but only Rob Riggle knows that this classic story is directly connected to the lost treasure of Skeleton Canyon

  • S01E05 The Mysterious Disappearance of The Lost Legion

    • April 16, 2020
    • Discovery

    Rob must find out what happened to Rome's 9th Legion, which vanished into thin air. He meets with military historians and archaeologists as he searches through muddy bogs, analyzes ancient skulls and learns about Roman ghosts.

  • S01E06 Really Close Encounters

    • April 23, 2020
    • Discovery

    Is there life in outer space? Rob Riggle is on the case and heads to the Nevada desert, a UFO hotspot. He meets with an ex-CIA agent, Air Force pilots, a professional UFO hunter and a team of investigators.