Season 2

This season is locked. New artwork may be added. Locked by Equinox
  • TheTVDB.com Season ID 30444
  • Created February 4, 2008
  • Modified July 17, 2023
When available, episode names will be translated into your preferred language. Otherwise they will be shown using the series' origin language.
Name First Aired Runtime Image
S02E01 Underground Apocalypse
January 28, 2008
History
45
S02E02 Vietnam
February 4, 2008
History
45
S02E03 A-Bomb Underground
February 11, 2008
History
45
S02E04 Viking Underground
February 25, 2008
History
45
S02E05 Hitler's Last Secret
March 3, 2008
History
45
S02E06 Maya Underground
March 10, 2008
History
45
S02E07 Mob Underground
March 17, 2008
History
45
S02E08 Prophecies from Below
season finale
March 24, 2008
History
45
S02E09 New York: Secret Societies
March 31, 2008
History
45
S02E10 Washington D.C.: Seat of Power
April 15, 2008
History
45
S02E11 Stalin's Secret Lair
April 22, 2008
History
45
S02E12 Katrina Underground
April 29, 2008
History
45
S02E13 Secret Soviet Bases
season finale
May 5, 2008
History
45

No artwork of this type.

No artwork of this type.

No artwork of this type.