In ancient Athens, the worlds first democracy, they had a process called ostracism, where once a year the people could vote on the politician they thought was most destructive to the democratic process. The “winner” was banished from Athens for 10 years.
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The exact cause of death and burial site of Genghis Khan is unknown, because all of the 2000 funeral guests and 800 soldiers were killed in order to preserve the secret.
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Leonardo Da Vinci predicted the mass use of solar energy as long ago as 1447.
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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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Scientists are excavating the ruins of a major civilization which pre-dates both the pyramids and Stonehenge by over 7,000 years. In 15 years, they have uncovered only about 5% of the site.
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Rio de Janeiro was once capital of Portugal, making it the only European capital outside of Europe.
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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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In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
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