AMP: 8 Location: US-191 and US-287, Gallatin Cty Reassurance shield omitting US-191 after the junction. AMP: 4 Location: US-287 and Madison Rim Rd, Gallatin Cty Reassurance shield, again omitting US 191, about halfway to West Yellowstone AMP: 0 Location: Canyon St and Gibbon Pkwy, W. Yellowstone As we enter West Yellowstone, we’ll approach US 20 AMP: 0 Location: Canyon … Continue reading U.S. Route 287, US-191 to US-20