History's Secrets
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.
- Runtime
- 45 min
- Genres
- Documentary
- Status
- Ended
- Seasons
- 4 seasons, 15 episodes aired
- Certification
- NO
- Country, language
- US · EN
- Community rating
- 7.5 · 4 votes