Spanning across southeastern Montana, the Custer National Forest is abundant with opportunity, known best as one of the most ecologically diverse forests in the Northern Region. The Forest encompasses nearly 1.3 million acres.
Greenough Lake Campground is within walking distance of its namesake, 12 miles south of Red Lodge, in southern Montana. It is located just off the scenic Beartooth Highway. The area is a popular location for fishing, hiking and scenic driving. Glacier Lake, Hellroaring and Lake Fork trailheads are nearby.