Natural Wonders

25970 Red Jacket Road, Calumet, MI 49913, USA

Open year-round, though specific sites like visitor centers and historical landmarks may have seasonal hours

800 East Lakeshore Drive, Houghton, MI 49931, USA

Seasonal from April 16 to October 31

Bond Falls Road, Paulding, MI 49912, USA

Open year-round. Vehicle access is available mid-May through mid-October, while hiking is open year-round