In 1518, a "dancing plague" struck Strasbourg, Alsace, whereby hundreds of people danced fervently in the streets over the period of a month. Some suffered heart attacks or strokes, and many others died from sheer exhaustion. It remains unexplained.
19
Grenades were invented in China over 1,000 years ago.
50
Ancient Romans at one time used human urine as an ingredient in their toothpaste.
37
In 1980, the city of Detroit presented Saddam Hussein with a key to the city.
29
The Grateful Dead were once called 'The Warlocks'.
34
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
The oldest glowing lightbulb was first switched on in 1901 and lives in fire stations in Livermore, CA. It is known as the Centennial Light.
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