AMP: 25 Location: MT-84 and S-288, Gallatin Cty Reassurance shield after the 288 junction. AMP: 28 Location: MT-84 and Timberline Dr, Four Corners, Gallatin Cty A few miles later, we’ll approach Four Corners and US-191/MT-85. Follow 191 north to Bozeman, 85 north to Belgrade, and 191 south to West Yellowstone. AMP: 28 Location: MT-84 and Jackrabbit Ln, Four … Continue reading Montana Highway 84, S-288 to US-191/MT-85