With exclusive access to one of the Seven Wonders of the Ancient World, Josh unravels wild conspiracy theories about the pyramid. Crawling through every passage under the pyramid, Josh searches for the lost tomb and treasure of Pharaoh Khufu.

To solve the mystery of the pyramid's construction, Josh joins a daring experiment to replicate its ancient build; first-of-their-kind 3D scans of a mysterious tunnel system could uncover a labyrinth of secrets buried deep beneath the stone.

Gold Rush's Parker Schnabel joins Josh Gates to investigate an infamous California stagecoach robbery gone bad. Fighting a driving rainstorm, Josh leans on Parker's gold mining expertise to close in on the $10M lost treasure.

Josh dives the frigid waters of the Baltic Sea in search of a revolutionary Nazi submarine: the V-80. Hitler ordered it scuttled to prevent the Allies from learning its secrets. Now, Josh risks it all to bring the prototype to the surface.