Don Wildman travels to the farthest and deepest reaches of the globe, using cutting-edge technology to explore mysteries buried deep underground.
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Episode: 1 Istanbul
Episode: 2 Scotland's Sin City
Episode: 3 Hitler's Underground Lair
Episode: 4 Rome's Hidden Empire
Episode: 5 Catacombs of Death
Episode: 6 City of Caves
Episode: 7 New York
Episode: 8 London's Lost Cities
Episode: 9 Beneath Vesuvius
Episode: 10 Freemason Underground
Episode: 11 Dracula's Underground
Episode: 12 Secret Pagan Underground
Episode: 13 Underground Bootleggers
Episode: 14 Rome: The Rise
