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TIL that Christopher Columbus is considered to be the one that brought syphilis to Europe from the Americas in 1493

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YGPr TIL that Charles Whitman, the Texas Tower shooter, asked for an autopsy to be done after his death to determine what made him kill. The autopsy found a tumor pressing on his amygdala, possibly influencing his actions.
JoOQ TIL the Pillars of Creation don’t actually exist anymore and have been destroyed over 1000 years ago.
PYQJJ TIL the Saudis have demolished almost all the ancient buildings in Mecca and Medina to make way for modern construction. This includes mosques built by Mohammad's daughter and his closest followers.
oR7eA TIL, the Irish Potato Famine, an agricultural disaster that occurred between 1840 and 1850, resulted in over one million deaths and another million emigrants leaving the country.
Og7X TIL scientists discovered a way to make diamonds from tequila.