Unsolved!

Mystery Files tries to unlock the secrets behind some of the most incredible stories in history-from lost ancient cities and Vanishing ships to unbelievable scientific phenomena. Some mysteries may never be solved. Read about hijacker D.B. Cooper who jumped from an airplane into the night after stealing $200,000, celebrated pilot Amelia Earhart who disappeared on a flight around the world, Roanoke - the first English colony in America, which vanished without a trace, and more!