In the United States, there are several ethnic groups that coexist and tend to group in certain areas of the country. Hispanics tend to live in large cities, mostly in the southwest, while african americans are clustered in the southeast of the country. Asian americans are mostly present in every big city in the USA, but they tend to concentrate in the west part of the country. Finally, Native americans are largely clustered in the southwest and most of the plain states of the country.