On the western side of the United States of America.
Rocky Mountains
The west side has more mountains that are also taller, and wider in range then the Appalachian mountains
The north west has the highest mountains
The Appalachian Mountains
mountains
The Rocky Mountains
Below is a list of mountains, by state, in the United States. You can perform an exact count and rank them.
i think it is the rocky mountains
hiw are mountains are useful to us
i think so
84 inches, Sierra Nevada mountains
Appalachian Mountains (oldest in US)