About this season
The adventures of Josh Gates as he investigates unsolved iconic stories across the globe.
Episodes (5)
1. Hunt for World War II Hellships
Aired 24 June 2026 • 42 min
Josh searches for lost Allied soldiers on the Hofuku Maru, a Japanese Hellship.
2. Finding World War II's Lost Prisoners
Aired 1 July 2026 • 42 min
A 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.
3. Death Jars of Laos
Aired 8 July 2026 • 42 min
Josh 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.
4. Sunken City of Pirates
Aired 15 July 2026 • 42 min
A 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.
5. Secrets of Mexico's Underworld
Aired 22 July 2026 • 42 min
Josh 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.