Ranchers are concerned only about the northern herd that grazes near the Montana border.

Interstate 25 terminates into I-90 just south of the Montana border in Wyoming.

South Dakota 18 was first designated in the mid-1920s, running from the Montana border to near Mobridge.

It's more than 170 miles long, winding westward in massive S-curves to the Montana border.

Lookout Pass is at the east end of the valley on the Montana border adjacent to the freeway.

Wyoming Highway 789 runs north to south from the Montana border to the Colorado border.

The dam is located in the Idaho Panhandle, just west of the Montana border.

(The small green mile signs on the side of the road initialize at zero on the Montana border).

It is about 40 miles north of the Montana border in uplands that have long been considered sacred by the Indians.

Custer National Forest along the Montana border is the boundary to the north.