The Plains
Colorado's region is the Rocky Mountain Region
Three mountain ranges in the western region of the US are the Rocky Mountains, the Sierra Nevada, and the Cascade Range.
The Rocky Mountains
The Rocky Mountain region.
The rocky mountain region.
The Rocky Mountain region.
i don't known
the rocky mountain region
It's the green mountain fort
Rocky Mountain states
I think it a region
The mountain region in the US includes the Rocky Mountains, Sierra Nevada, and the Appalachian Mountains. These mountains are home to diverse wildlife, such as bears, elk, and mountain lions. Many national parks, such as Yellowstone and Rocky Mountain National Park, are located in the mountain region of the US.