History's Secrets

Overview

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.

Details

• Status Ended
• First Air Date N/A
• Last Air Date January 25, 2011
• Seasons 4
• Episodes 27