Salmon-Challis NF - Frank Church Wilderness (South) USFS Map

Discover the untamed beauty of the Frank Church–River of No Return Wilderness (South) with this official U.S. Forest Service Map. Spanning over 2.3 million acres in central Idaho, it’s the largest contiguous wilderness in the Lower 48.

Explore iconic attractions like the Middle Fork of the Salmon River, Big Creek, and the dramatic Bighorn Crags. Towering lodgepole pines, wildflower-filled meadows, and rugged canyonlands provide habitat for elk, mountain lions, bighorn sheep, and elusive gray wolves. This wilderness was named in honor of Senator Frank Church, a conservation champion who helped preserve this remote paradise.

Use this detailed map to navigate historic trails, spot wildlife, and experience the deep solitude of Idaho’s backcountry. Whether you're rafting whitewater, hiking alpine ridges, or backcountry camping, this map is your key to one of America’s wildest adventures. Don’t just dream wilderness—go live it.