The United States is a land of great geographic diversity. When you travel around the country, you will encounter an amazing variety of terrain, including mountains and plains, lakes and deserts, as well as temperatures which run the gamut from scorching hot to bitingly cold.  See full article.

  The United States is a land of great geographic diversity. When you travel around the country, you will encounter an amazing variety of terrain, including mountains and plains, lakes and deserts, as well as temperatures which run the gamut from scorching hot to bitingly cold.  See full article.