* The Rocky Mountains run along the western edge of Montana, providing a stunning backdrop for many of the state's natural attractions. The highest point in Montana, Granite Peak (12,799 feet), is located in the Beartooth Mountains, a sub-range of the Rockies.
* The Cabinet Mountains run along the northern edge of Montana, separating the state from Idaho and Canada.
* The Bitterroot Mountains run along the western edge of Montana, separating the state from Idaho.
Rivers
* The Missouri River is the longest river in Montana and one of the longest rivers in the entire United States. It originates in the Rocky Mountains and flows through the state before emptying into the Mississippi River.
* The Yellowstone River is another major river in Montana. It originates in the Absaroka Mountains and flows through the state's famous Yellowstone National Park before emptying into the Missouri River.
* The Clark Fork River is a tributary of the Columbia River. It originates in the Bitterroot Mountains and flows through western Montana before emptying into Lake Pend Oreille in Idaho.
Lakes
* Flathead Lake is the largest natural freshwater lake in the western United States. It is located in northwestern Montana and is a popular destination for fishing, boating, and other water sports.
* Lake McDonald is a large lake located in Glacier National Park. It is surrounded by towering mountains and is known for its crystal-clear waters.
* Lake Koocanusa is a reservoir located on the border of Montana and British Columbia. It is a popular destination for fishing, boating, and other water sports.
Glaciers
* Montana is home to some of the largest glaciers in the United States. These glaciers are located in the Glacier National Park and are a popular tourist attraction.
* The Grinnell Glacier is the largest glacier in Glacier National Park. It is located in the Many Glacier area of the park and is surrounded by towering mountains.
* The Sperry Glacier is another large glacier in Glacier National Park. It is located in the Sperry Glacier area of the park and is known for its beautiful ice caves.
