The World Trade Center towers used to have two zip codes, 10047-10048, one for each building.
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Recently, archaeologists excavating in the old medieval town of Odense in Denmark uncovered 700-year-old barrels of poop - and, to their surprise, they still smelt.
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The Statue of Liberty was a gift of friendship resulting from the diplomatic relationship between the United States and France.
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During the Black Plague, it was thought that bad smells were the cause of the plague. "Plague Doctors" therefore wore masks with long beak-like noses stuffed with flowers or smoke to hide the smells.
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Contrary to popular belief, the first ironclad warships were built by Korea in the 16th century.
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Grenades were invented in China over 1,000 years ago.
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