Cities Of The Underworld S2

B82/B83

2008
13- 43m episodes

The program explored the subterranean environment and culture beneath various civilizations.

1 - "Underground Apocalypse"
2 - "Vietnam"
3 - "A-Bomb Underground"
4 - "Viking Underground"
5 - "Hitler's Last Secret"
6 - "Maya Underground"
7 - "Mob Underground"
8 - "Prophecies From Below"
9 - "New York: Secret Societies"
10 - "Washington, D.C.: Seat of Power"
11 - "Stalin's Secret Lair"
12 - "Katrina Underground"
13 - "Secret Soviet Bases"