Williams Summit Trails features 50 miles of hiking trails near Salmon, ID.
From Salmon, drive south on US93 about 6 miles. Turn right at Shoup Bridge, cross the Salmon River and stay on the paved road until it turns to gravel. From the end of the pavement, the first Trailhead is about 6 miles, Williams Summit is about 10 miles. There are a few trailheads in between.
http://www.tripleblaze.com/trail.php?c=3&i=1898