Expedition Unknown

Josh Gates rafts into an abandoned tunnel system to chase art and treasure stolen by the Third Reich. Then, the diary of a high-ranking SS officer leads to a search for tons of stolen gold. Later, Josh searches for a buried Nazi Enigma machine.

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 2.

Josh Gates heads to the Wild West in search of the hidden loot - worth millions in today's dollars -- that was heisted by the infamous group of lawmen turned criminals, the Dalton Gang.

On the trail of aviation's most famous lost plane, Josh goes on a worldwide search. Before Lindbergh made history, two rivals attempted a Paris to New York transatlantic flight. Chasing new leads, Josh scours two continents to find the lost "White Bird."

Josh Gates chases the lost fortune of Prohibition's infamous bootlegger Dutch Schultz. Josh dives the murky shore near Dutch's lavish New York mansion and searches the massive underground bunker that housed Dutch's secret distillery.

Josh dives the Atlantic in search of millions in lost coins sunk with America's Titanic. In 1838, a steamship carrying some of America's wealthiest citizens exploded off the Carolina coast. New sonar scans may lead to the wreckage and the lost fortune.

The hunt for El Dorado is Josh's most grueling journey ever and one of the crew tumbles into a raging river. When cutting-edge aerial scans reveal a lost city, they push into the jungle to uncover El Dorado and the gold that comes with it.

Josh Gates treks deep into Colombia's deadly jungle to unravel the El Dorado myth and retrace the steps of Spanish conquistadors. Josh meets with the tribe who inspired the legend of a city of gold and unearths their treasure in a surprising location.

With brand-new evidence Josh looks to finally crack the DB Cooper case, America's only unsolved skyjacking. A deathbed confession and cutting-edge forensics have Josh hot on the trail of the $200,000 ransom that's never been recovered.