U.S. Route 12 in Montana
…due north on Reserve Street, toward Kalispell and Glacier National Park. US 12 continues northeasterly through Missoula's downtown, eventually meeting Interstate 90 (I-90). It then overlaps I-90 for 69 miles (111 km), until Garrison, where it heads eastward toward Helena for 48.8 miles (78.5 km). This two-lane…