The smallest state in the Rocky Mountains region is Wyoming.
The Rocky Mountains are a mountain range.
The Appalachian Mountains are a great deal older than the Rockies.
rocky mountain
Rocky Mountain is taller than Appalachian Mountain. But they are both the tallest mountains in North America
The Rocky Mountains
The Rocky Mountain Horse comes from the Rocky Mountains in the USA.
The Rocky Mountains
rocky
The Rocky Mountains is a mountain range.
Basically just the place they originated from - Rocky Mountain horse, Rocky Mountains. Kentucky Mountain horse, Kentucky Mountains (actually is the Appalachain Mountains, not called Kentucky mountains)
It is the Rocky Mountains!!