Hartwick Pines State Park 
3612 State Park Dr.
Grayling, MI 49738
989-348-7068
http://www.michigandnr.com/ParksandTrails/Details.aspx?id=453&type=SPRK
State Park: Bike, Birding, Fish, Hike, Picnic, Walk
Hartwick Pines is rich in scenic beauty and different habitats. The principal features of this park are the 49-acre forest of Old Growth Pines and logging museum. There is ample subject matter for the sports person, photographer, or naturalist throughout the year.