The Hoover Dam, built along the Colorado River between 1931 and 1936 reaches 726 feet in height (221 metres). More interesting dam facts.

Bernd Eilts, a German artist, turns dried cow manure into wall clocks and small sculptures. He is now expanding his business to include cow dung wrist watches.

1 in 2000 babies are born with a tooth that is already visible.

AMAZING FACTS