New York is full of secret facts and surprising history. If you thought you knew NYC, think again. Here are 101 surprising facts, inventions and bits of forgotten NYC history. The Lenape people named the island Manhatta, which means “island of many hills.” Most of the hills have since been flattened. A Dutch settler supposedly bought Manhattan from the Native Americans in the 1620s for about $24 in beads, about $1,000 today. The Europeans first name for New York…