The United States of America is one of the largest, richest, and most powerful countries in the world, it has a mixture of densely-populated urban areas with wide areas of low population and incredible natural beauty.
With a history of immigration dating back to the 17th century, the U.S. prides itself on its "melting pot" of different cultures from around the globe. Even the briefest visit to the United States is a study in contrasts.
