With word of an urgent lead, Josh jets to Poland to join in the opening of a secret Nazi tunnel system dug into a dormant volcano. Josh helps a local team tear away a stone wall built by the Germans in the last days of World War II.

Josh Gates hunts for Third Reich secrets as he searches for stolen art in a flooded tunnel complex, tries to decode an officer's diary pointing to tons of plundered Nazi gold and visits the ruins of a city burned to ashes in the final days of WWII.

Josh Gates heads to the Wild West in search of the hidden loot heisted by infamous lawmen turned criminals, the Dalton Gang. Re-tracing the Gang's last steps and investigating their final, deadly shoot-out, Josh chases a fortune worth millions today.

Josh Gates goes on a worldwide search for aviation's most famous lost plane. Just before Lindbergh made history, two rivals attempted a Paris to New York transatlantic flight. Chasing new clues, Josh scours two continents to find the lost "White Bird."

On the trail of the secretive Knights Templar, Josh chases the legendary warriors' lost fortune including the coveted Holy Grail. In England, Josh digs in to find a Templar buried tunnel. Then, he travels to Poland to excavate a rare Templar gravesite.

Josh Gates hunts the lost fortune of infamous bootlegger Dutch Schultz.

Tackling the most famous prison break of all time, Josh retraces the 1962 Alcatraz escape. New leads take Josh from San Francisco to the jungles of Brazil where he finds witnesses and evidence that re-write the FBI's version of the story.

With breakthrough discoveries in Egypt, Josh races to join an active dig of 4000-year-old tombs. Josh gains exclusive access and uncovers mummies and treasure that could solve the mysterious collapse of ancient Egypt's Old Kingdom.

Investigating the mysterious collapse of Egypt's old kingdom, Josh completes his Saqqara necropolis dig. Opening several tombs, Josh finds treasure, clues and haunting remains. Testing results may prove they’ve discovered Egypt’s oldest royal mummy.

Josh digs deep into the swamp to hunt the lost fortune of notorious bootleggers and bank robbers the Ashley Gang; Josh needs to retrace the outlaw family's criminal empire, which included a blood feud with the local Florida sheriff.

In the epic conclusion of his two-part investigation, Josh Gates re-traces Moses' steps from the peak of Mount Sinai deep into the Israeli desert. To separate man from myth, Josh dives the Sea of Galilee and investigates what is said to be Moses' tomb.

Josh treks the punishing Donner Pass to uncover how desperate pioneers trapped by blizzards in the Sierra Nevada mountains turned to cannibalism. In an unprecedented six-month investigation, Josh retraces the steps of the courageous rescue teams.

Searching a city of the dead, Josh unearths artifacts from the mysterious Etruscans who ruled central Italy before being conquered by the Roman Empire. A dig site unearths clues that reveal the Etruscans may have inspired Rome's greatest achievements.