In 2011, a couple bought a box of textbooks for $10. Inside, they found a 25-cent bill signed by the president of the Republic of Texas, Sam Houston, and subsequently sold it for $63,250.
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The World Trade Center towers used to have two zip codes, 10047-10048, one for each building.
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Tickling was a form of torture used in ancient China on nobility because it left no mark and recovery was quick.
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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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