The CIA has made a disk camera that is as big as a quarter. This gadget can take many pictures at a time when the disk is opened.

When Sony introduced the walkman, it had a variety of different names in different countries. It was called "Soundabout" in the U.S., "Stowaway" in the U.K., and "Freestyle" in Australia.

Swimming pools in the U.S. contain enough water to cover San Francisco.

AMAZING FACTS