Mountains and rivers review

This river flows into the Gulf of Mexico and is the longest river in the United States.

Mississippi River

This river borders Texas and Mexico.

Rio Grande

This river begins in Colorado and runs along California's border.

Colorado River

This river runs along the southern border of Ohio and Illinois borders and into the Mississippi River.

Ohio River

This river is a fairly short river in New York and flows into the Atlantic Ocean.

Hudson River

These mountains run from Georgia to Maine in the eastern part of the U.S.

Appalachian Mountains

These mountains in the western U.S. are very high and rugged.

Rocky Mountains

This river borders the northern border of the U.S. and connects the Great Lakes.

St. Lawrence River