AMP: 169
Location: 8th Ave and Main St, Roundup
Reassurance shield as 12 splits from 87 and we head out of Roundup.
AMP: 192
Location: US-12 and S-310, Musselshell Cty
Several miles later, we’ll approach Secondary 310.
AMP: 192
Location: US-12 and S-310, Musselshell Cty
Follow 310 into Musselshell, which is just south of here, and then all the way down to Custer via an unpaved highway.
AMP: 192
Location: US-12 and S-310, Musselshell Cty
Turn right for 310 south. Stay straight for US 12 east and Forsyth.
