

The Missouri River is the longest river in North America. The US Has The 4th Longest River System In The World Richard Hamilton Smith / Getty Images Check out the full list of Natural UNESCO World Heritage Sites of the USA. Some examples of the UNESCO world heritage sites in America are the Grand Canyon National Park, the Great Smoky Mountains National Park, Yellowstone National Park, and a few others. According to UNESCO, a world heritage site is a place of special cultural or physical significance. In fact, the United Nations Education, Scientific, and Cultural Organization (UNESCO) have recognized many heritage sites in America. America Is Home To Many Natural Wonders Tony Barber / Getty ImagesĪmerica is home to many natural wonders of the world. Discover all the amazing and interesting things America has to offer with these 20 interesting facts. This vast country is well known across the world and has a cultural imprint that is driven by technological innovation, popular movies, television, and music. The US is also the fourth largest country in the world by total area. Over 328 million people reside in America making it the third most populous country in the world.

The United States of America, the land of the free consists of 50 states.
