/r/todayilearned
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TIL Johann Bücheler built Switzerland's first guillotine in 1836 after another carpenter became depressed. He earned 160 francs but became an outcast. To earn some money he build a bonsai guillotine and beheaded celery.
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TIL That elephants stay cancer free as they have 20 copies of a key tumor-fighting gene; humans have just one.
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TIL that in 1999, an artist named Michael Heizer created a massive sculpture called "City" in the Nevada desert. It's a monumental earthwork sculpture that spans over 1.5 miles and includes various geometric shapes and structures.
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TIL about Dafen oil painting village, a suburb in Shenzhen, China, nicknamed the capital of mass art knock-offs, being a zone with many workshops dedicated to reproduce famous paintings of west and east, specifically, oil paintings but they made personal works for people too.
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TIL Most climbers complete the round trip to the summit of Mount St Helens in seven to twelve hours. Climbers can go to the crater rim while entry into the volcanic crater is strictly prohibited
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TIL that nothing happened in the world from 4th - 15th October 1582, because those dates don't exist. When the Gregorian Calendar was introduced, it was agreed to advance the calendar 10 days to compensate for the drift from the equinoxes, as the Julian Calendar was inaccurate by 0.0025 days.
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TIL of Timothy Dexter - a barely literate American businessman, who was desperate for public office, and became wealthy through a series of improbable investments.
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