Jim DuFresneJim DuFresne, a lifelong Michigander, is one of the best known authors of outdoor guidebooks in the Midwest. His other titles include Isle Royale National Park: Foot Trails & Water Routes, Backpacking in Michigan, 50 Hikes in Michigan and Porcupine Muntains Wilderness State Park. He is also the main contributor to MichiganTrailMaps and his columns can be read at www.michigantrailmaps.com. Read More Read Less