Southeast of Salmon and west of Leadore in the Salmon-Challis National Forest, the Big Eightmile Trail #6183 is a 6 mile route ranging from 7,700 feet to 10,200 along Big Eightmile Creek into scenic alpine meadows. There are sweeping vistas from the summit.
To reach the trailhead from Leadore, head west on Lee Creek Road for 6.5 miles. Turn southwest on FS096 for 6.5 miles to Big Eightmile Campground.
Note: As of September 2007, ATV riding is permitted only on designated dirt Forest Service roads. A map with designated roads can be obtained from the Forest Service HQ at (208) 756-5100. In addition, the ATV must pass a strict list of regulations.
Overall, Big Eightmile Trail is the 8th most popular ATV riding trail of all 55 ATV trails in Idaho.