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Watch America's Book of Secrets - Season 4 Episode 8 Online!:

From Masonic symbols to concealed bases and hidden tunnels that exist right under one’s feet, many of America’s best kept secrets hide in plain sight.

Release Date: 2012-01-21
Seasons: 1 2 3 4
TMDb: 7.4/10
  • Country: US
  • Language: English
  • Runtime: 60

Other episodes for this season

The Secret Space Program
Episode 1 - The Secret Space Program
Protecting the President
Episode 2 - Protecting the President
The Freemason Factor
Episode 3 - The Freemason Factor
FBI vs MLK
Episode 4 - FBI vs MLK
The Hunt for Hitler's Relics
Episode 5 - The Hunt for Hitler's Rel...
Inside Area 51
Episode 6 - Inside Area 51
Doomsday Scenarios
Episode 7 - Doomsday Scenarios
Mind Control
Episode 8 - Mind Control
Alien Disclosure
Episode 9 - Alien Disclosure
Deadly Pandemics
Episode 10 - Deadly Pandemics