Missing Plane MH370 And 7 Other Aviation Mysteries

Investigators are currently baffled by the apparent vanishing of Malaysia Airlines flight MH370 with a variety of possible scenarios being touted.

But exactly what happened to the aircraft remains unknown. Did it fly on after contact was lost? How was it not picked up by radar systems? Did it actually land and continue to send data?

MH370 is far from the first aviation mystery to have people stumped, here are 10 others that could perhaps shed light on what happened...