Josh treks the stone-paved Inca Trail, ascending through the Andes and into the Peruvian Amazon in search of the undiscovered City of Gold. His road to riches takes a detour to the legendary ruins of Machu Picchu.

Josh joins a team of archaeologists in Panama as they search for the Satisfaction, the sunken flagship of legendary pirate Captain Morgan. Using a magnetometer, which reads ferrous metals on the seafloor, they scour the reef for additional signs of wreckage.