When Charles Darwin first discovered the Galapagos Tortoises, he tried to ride them!
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The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
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The Taj Mahal took 20 years and 20 thousand men to finish!
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Leonardo Da Vinci made a robotic lion in 1515 that would walk, sway, open its mouth and move its tail - it even had a compartment that opened to present flowers.
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Pilgrims did not eat with forks. They only used spoons, knives and their fingers.
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In 1918, after the treaty of Versailles (end of WWI), the French Commander-in-chief said "This is not a peace. It is an Armistice for 20 years." 20 years and 65 days later, WWII happened.
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There are 92 known cases of nuclear bombs lost at sea.
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Early Romans used to use porcupine quills as toothpicks.
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