Find out the causes and lingering mysteries of the most prominent disasters in aviation history including Malaysia Airlines MH17 and MH370, Air France Flight 447, Germanwings Flight 9525, the Tenerife airport disaster, the Challenger and Columbia space shuttle disasters, the 2015 Sumatra Indonesian Air Force C-130 crash, the 1997 Irkutsk Antonov An-124 crash, and the Concorde Flight 4590 crash.