Ancient Romans at one time used human urine as an ingredient in their toothpaste.
37
Approximately 40% of the U.S. paper currency in circulation was counterfeit by the end of the Civil War.
47
A baboon called Jackie became a private in the South African army in World War I.
65
In Ancient Greece, if a woman watched even one Olympic event, she was executed.
40
In the 1930's, American track star Jesse Owens used to race against horses and dogs to earn a living.
50
The last time American Green cards were actually green was 1964.
60
At age 18, the Queen of England was a mechanic for the British Military.
67
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79