The Pentagon, in Arlington, Virginia, has twice as many bathrooms as is necessary. When it was built in the 1940s, the state of Virginia still had segregation laws requiring separate toilet facilities for blacks and whites.

On average, there is about three molecules of ozone for every 10 million air molecules.

The world record for the number of body piercings on one individual is 702, which is held by Canadian Brent Moffat.

AMAZING FACTS