Southeast of Pocatello and Inkom in the Caribou - Targhee National Forest, the Boundary Trail is a 35 mile loop open to ATV riding. The Boundary Trail loop has two trailheads: Pebble Creek Ski Area and NFS Big Springs Campground.
Note: As of September 2007, ATV riding on Forest Service roads is permitted only on designated routes. All ATVs must have a valid registration.
Overall, Boundary Trail is the 10th most popular ATV riding trail of all 55 ATV trails in Idaho.