Treasure State - a state in northwestern United States on the Canadian borderYellowstone National Park - the first national park in the United States; located in the border area between Wyoming and Montana and Idaho; spectacular wilderness; famous for Old Faithful geyser and for buffalo and bears Bozeman - a town in southwestern Montana; gateway to Yellowstone National Park Billings - the largest city in Montana; located in southern Montana on the Yellowstone river Butte - a town in southwestern Montana; center for mining copper Great Falls - a town in central Montana on the Missouri river; a center of extensive hydroelectric power Missoula - a university town in western Montana Bighorn, Bighorn River - a river that flows from central Wyoming to the Yellowstone River in southern Montana Milk River, Milk - a river that rises in the Rockies in northwestern Montana and flows eastward to become a tributary of the Missouri River |