The USA is composed of 50 states located in North America, bordered by Canada to the north and Mexico to the south. It has the Atlantic Ocean to the east and the Pacific Ocean to the west. Washington D.C. is the capital and English is the most commonly spoken language, though it has no official language. Some key facts about the USA include that it has a population over 200 million people, the national bird is the bald eagle, and states vary significantly in size from the smallest, Rhode Island, to the largest, Alaska.