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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In real life, Pocahontas was 11 years old when she met John Smith - he was 28.
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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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It's still possible to see the division between East and West Germany due to different light bulbs.
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