1.The United States of America is t

1.The United States of America is the 4th largest country in the world after Russia,Canada and Chinа have bigger territories than the USA. The Pacific Ocean and the Atlantic Ocean wash the USA in the west and in the nort and Mexico in the south.
2. There are two large mountain chains on the territory of the USA. In the west the high Rocky Mountains run from Canada to Mexico. The Appalachian Mountains extend in the east. These mountains are older and not so high as the Rockies. Between the mountains stretch the Great Plains where the mighty Mississippi River flows.