The Old Dunes Nature Trail is a looped interpretive trail featuring educational signage about the park’s natural features. The trail leads visitors through a variety of terrain, including forested dunes, an oak and pine savanah and wetlands. The trail can be accessed on the west end of the campground or via the Candlestick Trail. There is parking (that directly accesses the Candlestick Trail) available at park headquarters, 6573 State Park Road in Caseville.