Season 18

01 Hunt for World War II Hellships Episode 124th June 2026 Josh searches for lost Allied soldiers on the Hofuku Maru, a Japanese Hellship. 02 Finding World War II's Lost Prisoners Episode 21st July 2026 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. 03 Death Jars of Laos Episode 38th July 2026 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. 04 Sunken City of Pirates Episode 415th July 2026 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. 05 Secrets of Mexico's Underworld Episode 522nd July 2026 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. 06 Inca Treasure Tunnels Episode 65th August 2026 Josh helps discover and explore a labyrinth of lost tunnels. He dodges traffic to assist in a first-ever radar scan below the busy streets of Cuzco, Peru. He joins them as they push into the tunnels and find priceless ancient treasures.