In the great fire of London, in 1666, half of London was burnt down but only 6 people were injured.
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Harry S. Truman was the last U.S. President with no college degree.
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The Titanic was the first ship to use the SOS signal.
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A female photographer in the 50s took tens of thousands of pictures and remained remained unknown until her death. She is now considered one of the most important street photographers ever.
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Cleopatra married two of her brothers.
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In 1537, England's King Henry VII officially declared February 14th the holiday of St. Valentine's Day.
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Pierre Jaquet-Droz, a watchmaker, 240 years ago invented a robot that could write, and the parts could be interchanged to say whatever you want.
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