montana montana montana 蒙大拿州蒙大拿州 Montana is a state in the Western United States. 州徽州旗? The western third of Montana contains numerous mountain ranges. Smaller, " island ranges " are found in the central third of the state, for a total of 77 named ranges of the Rocky Mountains . This geographical fact is reflected in the state's name, derived from the Spanish word mountain. ? Montana is the 4th most extensive , but the 7th least populous and the 3rd least densely populated of the 50 United States . ? The economy is primarily based on services, with ranching , wheat farming, oil and coal mining in the east, and lumber , tourism, and hard rock mining in the west. ? Helena is the capital city of the . state of Montana and the county seat of Lewis and Clark County. Helena Cathedral as seen from Mount Helena ? Billings is the largest city in the US state of Montana , and is the principal city of the Billings Metropolitan Area , the largest metropolitan area in over 500 miles (800 km). ? Since 2000, Missoula has been the second largest city in Montana. ? Glacier National Park ?冰川国家公园