Olympic Airways Flight 954 strikes a mountain outside of Keratea, Greece, killing 90 people in the worst crash of a Douglas DC-6 in history.

Olympic Airways Flight 954 was a Douglas DC-6B aircraft that crashed into a mountain near Keratea (approx. coordinates 37°48' N, 23°57' E), Greece on December 8th, 1969. All 85 passengers and 5 crew on board died in the crash.