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TIL: sharks do not have a single bone in their bodies. Rather than bones, sharks have a skeleton made of cartilage . Cartilage is the same type of tough, flexible tissue that makes up human ears and noses.

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oBOaE TIL the world's largest war memorial is the Great Ocean Road in Australia. It stretches 243 kilometres along the west coast of Victoria between Torquay and Allansford. It was constructed by returned soldiers from the First World War
8e708 TIL that the 'franca' in "lingua franca" isn't a reference to French but instead to 'the Franks', or western Europeans. The term comes from from a pidgin language used in the eastern Mediterranean, comprised of words from Italian, Occitan, Greek, Turkish, Arabic, and Slavic
JNQj TIL that MythBusters once fired a cannonball at a bomb disposal range…and missed. Instead, it flew over 700 yards and through a bedroom in which a family was sleeping, eventually coming to a stop in a minivan.
wLxJ6 TIL unlike WWII, Korean War, and Vietnam War, there is no national monument in Washington D.C. dedicating to U.S. service members who fought in World War I.
NXjB6 TIL that measles is descended from rinderpest, a cattle disease eradicated by humans. A single outbreak in Africa from 1982–1984 destroyed $2 billion dollars in value, while the price of eliminating rinderpest globally was $5 billion.