4 Season
27 Episode
History's Secrets - Season 1
Mysterious events, compelling figures and great unanswered questions from the past are explored, with a focus on the reclusive billionaire Howard Hughes; the CIA's top-secret experiments; the Unabomber and; little known stories from NASA's Apollo missions.
- Year: 2011
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- Genre: Documentary
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- Keyword: investigation
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- Cast: