The 8,500-acre Cook Forest State Park lies in scenic northwestern Pennsylvania. Once called the "Black Forest," the area is famous for its stands of old growth forest. Cook Forest's "Forest Cathedral" of towering white pines and hemlocks is a National Natural Landmark. The Clarion River is along the eastern border of the park and is popular for canoeing and rafting. Enjoy the beauty of Cook Forest by hiking on one of 27 marked trails. The terrain is of rolling hills and cool valley streams. Special scenic areas are the old growth forest, Fire Tower/Seneca Point and the Clarion River. Overnight camping within the park is only permitted in the campground or cabin areas. Trail maps and descriptions are available at the park office.