<P> Natural features of North America include the northern portion of the American Cordillera , represented by the geologically new Rocky Mountains in the west ; and the considerably older Appalachian Mountains to the east . The north hosts an abundance of glacial lakes formed during the last glacial period , including the Great Lakes . North America 's major continental divide is the Great Divide , which runs north and south down through Rocky Mountains . The major watersheds all drain to the east : The Mississippi / Missouri and Rio Grande into the Gulf of Mexico , and St. Lawrence into the Atlantic . </P>
<P> Natural features of North America include the northern portion of the American Cordillera , represented by the geologically new Rocky Mountains in the west ; and the considerably older Appalachian Mountains to the east . The north hosts an abundance of glacial lakes formed during the last glacial period , including the Great Lakes . North America 's major continental divide is the Great Divide , which runs north and south down through Rocky Mountains . The major watersheds all drain to the east : The Mississippi / Missouri and Rio Grande into the Gulf of Mexico , and St. Lawrence into the Atlantic . </P>
which mountain range lies to the east of north america
which mountain range lies to the east of north america
Appalachian Mountains
Appalachian Mountains