Wisconsin's Nelson Dewey State Park, overlooking the Mississippi River, is a park with a fascinating past. It offers rich fare to visitors, whether they are interested in history or Mississippi River scenery. Nelson Dewey State Park invites you to combine your interest in history with your enjoyment of the outdoors. Walk in the hidden valleys or view the Mississippi River from the bluff tops. Come to camp, picnic, and hike. Fishing is excellent. Boats may be rented in Cassville, or wet your line from the banks of the mighty Mississippi.