Last Driven August 2020 AMP: 44 Location: US-93 and Skalkaho Pass Rd, Ravalli Cty Reassurance shield after the 93 junction. (Historic Photo: August 2015) AMP: 46 Location: 1st St and Golf Course Rd, Hamilton A couple miles later, we’ll enter Hamilton, the largest city in the Bitterroot Valley. (Historic Photo: August 2015) AMP: 47 Location: 1st St and … Continue reading U.S. Route 93, MT-38 to S-269/S-531