Impossible architecture and man-made structures, plus the most jaw-dropping and exotic places and natural phenomena from around the planet
Participants try to ride a 10-ton log down a steep hill.
He traveled the world without flying.
Would you let your child ride a full-grown 400-pound alligator?
It all started with a temporary show at the 1933 World’s Fair.
Ripley scoured the globe for the unbelievable.