Waterproof, Tear-Resistant, Topographic Map. Sun Valley, a world-renowned ski resort, is surrounded by the scenic mountains of central Idaho and located within the Sawtooth National Forest. Nearby Ketchum, was the final home to the famous writer, Ernest Hemingway, who frequented the Sun Valley area to fish, hunt and write. Located in the Wood River Valley the towns of Sun Valley and Ketchum lead visitors into the wilds of the Pioneer, Smoky, Solider and Boulder mountain ranges and miles of trails popular for hiking, mountain biking, snowmobiling, and OHV use create endless opportunities for recreation. With hundreds of miles of mapped trails this map can guide you off the beaten path and back again in some of the most breathtaking scenery in the region. Trail mileages, trail use and seasonal closures will assist in choosing the path that's right for you. Recreation features are clearly marked, including campgrounds, trailheads, boat launches, ski areas, and other points of interest. T