The United States has paved enough roads to circle the Earth over 150 times.
72
Colorado switched mile marker "420" to "419.99" to stop people from stealing it.
37
Outside of the bedroom, the most common place for adults in the U.S. to have sex is the car.
391
In 1700s, the deer skin was a common medium of exchange between the trading settlers and the native Red Indians in America. This is how a buck became a slang for a dollar.
28
Seven U.S. states are named after sovereigns - four kings and three queens.
5