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Expedition Unknown : Season 18
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Air date: 24 Jun '26 - 5 episodesThe adventures of Josh Gates as he investigates unsolved iconic stories across the globe.
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List of Episodes (5)
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Expedition Unknown (2015)
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1. Hunt for World War II Hellships
24 Jun '26Josh searches for lost Allied soldiers on the Hofuku Maru, a Japanese Hellship.
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Expedition Unknown (2015)
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2. Finding World War II's Lost Prisoners
01 Jul '26A deep-water dive leads to the historic discovery of a lost WWII hell ship, where an estimated 1,000 soldiers made the ultimate sacrifice. Given rare access, Josh assists a U.S. Department of Defense mission, recovering potential remains of American POWs.
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Expedition Unknown (2015)
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3. Death Jars of Laos
08 Jul '26Josh Gates treks into the remote jungles of Laos to investigate the mysterious Plain of Jars. Navigating landscapes still littered with unexploded ordnance, he uses advanced technology to uncover the secrets of this ancient, lost civilization.
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Expedition Unknown (2015)
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4. Sunken City of Pirates
15 Jul '26A first-of-its-kind sonar survey reveals a submerged pirate lair located off the coast of Jamaica. Using groundbreaking photogrammetry, Josh dives in to hunt for the $50M stolen treasure of Black Bart, the King of Pirates.
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Expedition Unknown (2015)
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5. Secrets of Mexico's Underworld
22 Jul '26Josh joins archeologists as they bushwhack through thick jungles and rappel into vast caves in search of the lost Zoque culture. Deep underground, the team pushes through flooded sections and finds thousands of ritual offerings that may solve the mystery.
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