Police search for 'distressed' mystery woman
Clue may lead to new D.B. Cooper details
'Ghost ships' full of dead bodies found near Japan (2015)
What is behind 120,000 recent antelope deaths?
Mysterious stone face found etched in a cliff
1 lonely tuna all that remains in massive aquarium
Gigantic crater opens up here ...
Mystery objects wash ashore in Europe
Weather mystery in Washington state
Mystery man who shoveled Boston's finish line ID'd
Mysterious drone sightings in Paris cause concern