› added 7 years ago

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You don't have to know what's in a hot dog to enjoy one, but knowing it's history might help.

Read more video.nationalgeographic.com

VM5GQ TIL Frogs are becoming extinct.
LQbyQ TIL that some turtles can breathe through their butts, a process known as cloacal respiration.
4XerN TIL that an 18-year-old girl called Rae Heim ran across America almost entirely barefoot. She only wore shoes on some hard terrain. She ran 3,437.5 miles in 8 months and raised more than $10,000 for charity. She started running barefoot at 16 after breaking a big toe, and kept it up after it healed.
rG7e TIL that the Crips street gang was formed with the purpose of eliminating other street gangs and forming a neighborhood watch.
bQYQ TIL there are 1,584 people in the US names Seven, but virtually none named Six.