The United States

The United States of America USA, commonly known as the United States is a federal republic composed of 50 states, 48 of the states & federal district are contiguous located in North America between Canada & Mexico. The U.S. territories are scattered about the Pacific Ocean & the Caribbean Sea, & 9 official time zones. Diverse geography, climate, wildlife & ecological wonders of the United States make it one of the world's 17 megadiverse countries.