Mount Rushmor is the National Memorial located on Mount Rushmore, where statues of four outstanding US presidents: George Washington, Thomas Jefferson, Theodore Roosevelt and Abraham Lincoln are carved into huge granite blocks on the cliff. . The entire area of the memorial is 517 km2 and 1,745m high above sea level. 18m high, 3m long eyes, 5.5m wide mouth and nose 6m long.If you have a chance to come to the US, you should visit this interesting tourist destination once.