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153

TIL Montreal has musical swing sets downtown. When in motion, they produce sounds. If you can sync all 3 swings, it creates a song.

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D19NV TIL about Nadja West: orphan to West Point to MD to first black, female Lieutenant General (3 stars)—her journey inspired by none other than Star Trek
jNZaX TIL that when Isaac Newton was 20, he compiled a list of his sins. They included: "threatening my father and mother Smith to burne them and the house over them", "peevishness with my mother". and "wishing death and hoping it to some".
7r1rO TIL in the Czech Republic there are remains of huts made from mammoth bones
grmjA TIL: The first ever international Cricket match was played between the USA and Canada in 1844
9wAG6 TIL In 1953, US Air Defense Command tracked a UAP in restricted airspace over Lake Superior. A Northrop F-89C Scorpion was scrambled to intercept the UAP. The F-89 simply vanished from radar once it engaged with the UAP and never returned. Zero of the wreckage or pilots' remains were ever recovered.