During World War 1, Harry Houdini took 1 year off performing to help sell war bonds and teach american soldiers how to escape from German handcuffs.
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Originally, Du Pont, Inc. was a tiny gun powder mill in New Jersey.
20
In Ancient Greece, if a woman watched even one Olympic event, she was executed.
40
The exact cause of death and burial site of Genghis Khan is unknown, because all of the 2000 funeral guests and 800 soldiers were killed in order to preserve the secret.
16
When Charles Darwin first discovered the Galapagos Tortoises, he tried to ride them!
18
The first ever patent in the UK was Aaron Rathbone & Roger Burges, Map makers in 1618!
15
In 1537, England's King Henry VII officially declared February 14th the holiday of St. Valentine's Day.
52
To take an oath, ancient Romans put a hand on their testicles
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