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.
| Title | History's Secrets - Season 4 |
|---|---|
| Year | 2011 |
| Genre | Documentary |
| Country | |
| Studio | |
| Cast | |
| Crew | |
| Alternative Titles | |
| Keyword | investigation |
| First Air Date | Jan 01, 1970 |
| Last Air date | Jan 25, 2011 |
| Season | 4 Season |
| Episode | 27 Episode |
| Runtime | 45:14 minutes |
| Quality | HD |
| IMDb: | 7.30/ 10 by 3.00 users |
| Popularity | 1.741 |
| Language | English |
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