Location: US-12 at the Montana Line, Slope Cty Reassurance shield as US-12 enters North Dakota. Location: 1st St and 3rd Ave, Marmarth A couple miles into North Dakota, we’ll enter Marmarth. Location: 1st St and 4th Ave, Marmarth Reassurance shield as we start to head out of Marmarth. Location: US-12 and Main St, Rhame A … Continue reading U.S. Route 12, MT State Line to US-85