Each king in a deck of playing cards represents a great king from history: spades - King David, clubs - Alexander the Great, hearts - Charlemagne, and diamonds - Julius Caesar.
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India invented the Number System. Zero was invented by Aryabhatta.
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Romans used a plant called Silphium as contraception. They had so much sex that they drove it into extinction.
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Early Romans used to use porcupine quills as toothpicks.
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February 1865 is the only month in recorded history to not have a full moon.
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The first ever patent in the UK was Aaron Rathbone & Roger Burges, Map makers in 1618!
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There's no evidence that pirates made people walk the plank.
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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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