AMP: 23 Location: Blue Slide Rd and MT-200, Sanders Cty S-472 begins west of Trout Creek. It follows the original alignment of Highway 200 back towards Thompson Falls. AMP: 21 Location: Blue Slide Rd and Bass Point, Sanders Cty Old 200 is pretty narrow as it follows the Clark Fork River, but it’s a pretty … Continue reading Montana Secondary Highway 472, MT-200 to MT-200