In 1897, Bayer, who is the maker of Aspirin, marketed the drug heroin.
56
Leonardo Da Vinci predicted the mass use of solar energy as long ago as 1447.
153
The average life span of a peasant during the medieval ages was 25 years.
68
Jericho is the oldest walled city in the world at 9,000 yrs old!
55
No one knows how many people died during the sinking of the Titanic.
11
In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
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