TIL, in order to popularize potatoes in France, a pharmacist by the name of Antoine-Augustin Parmentier acquired a large plot of land from the king and hired guards to watch over them with instructions to allow thieves to get away. The plan worked and the potatoes helped fight off famine.
TIL that Guns n' Roses guitarist Slash caught his mother and David Bowie naked in bed together.
TIL that from 1513 to 1972, the Danish Kings were named Christian, Frederick, Christian, Frederick, Christian, Frederick, Christian, Frederick, Christian, Frederick, Christian, Frederick, Christian, Frederick, Christian, Frederick, Christian, Frederick (it ended with the current monarch, a Queen)
TIL that the Seminole Tribe of Florida generated so much revenue from opening tax-free smoke shops and organizing high-stakes bingo games that in 2007 they bought Hard Rock Cafe International. The tribe still owns it today, with 180 Restaurants, 24 Hotels, and 11 Casinos in 74 different countries.
TIL of the Navratil boys, whose father had kidnapped them after separating from his wife. He tried to move them to America on the Titanic, but died when the ship sank. The brothers were rescued and re-united with their mother after she saw a newspaper picture of them.
TIL that shipwreck hunter Tommy G. Thompson is imprisoned and fined 1,000$ per day for not revealing where he hides the gold he found and had promised to split with investors
TIL about war pigs against the siege of Megara in 266BC. Pigs were set on fire with resin, and sent towards the army's war elephants. The squealing pigs terrorized the elephants, causing them panic and trample anyone close by, ending the siege due to the high number of elephant-caused casualties.