History's Greatest Mysteries S4E14 · Who is D.B. Cooper?

History's Greatest Mysteries

Season 4 · Episode 14 · Who is D.B. Cooper? · 40 min

It's the only unsolved air piracy case in history; in 1971, a man hijacks a Northwest Orient Airlines flight, demanding four parachutes and $200,000; he jumps out of the plane with the money and is never seen again.