Trekking deep into Mexico's narco-controlled jungles, Josh hunts for the last Mayan stronghold to ward off the Spanish conquistadors. He joins an expedition braving snakes, spiders and jaguars to uncover the legendary Sac Balam.

Tracking America's most infamous couple, Josh teams up with a former FBI agent to scour a legendary Bonnie and Clyde hideout; then Josh hits the road on a 700-mile trip through the heartland to the site of the outlaw duo's most notorious shootout.