Season 18
Episodes
S18 · E1 · 24 Jun 2026 · 42 min
Hunt for World War II Hellships
Josh searches for lost Allied soldiers on the Hofuku Maru, a Japanese Hellship.
S18 · E2 · 1 Jul 2026 · 42 min
Finding World War II's Lost Prisoners
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.
S18 · E3 · 8 Jul 2026 · 42 min
Death Jars of Laos
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.
S18 · E4 · 15 Jul 2026 · 42 min
Sunken City of Pirates
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.
S18 · E5 · 22 Jul 2026 · 42 min
Secrets of Mexico's Underworld
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.
S18 · E6 · 5 Aug 2026 · 42 min
Inca Treasure Tunnels
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.
S18 · E7 · 12 Aug 2026 · 42 min
Chasing Civil War Gold
Josh hunts for millions in missing Confederate gold. First, he follows a new lead and explores a wagon train robbery site where gold and silver coins vanished. Then, an eyewitness account points to the location of Jefferson Davis's lost war chest.
Data and images from TMDB.