Pennsylvania State Parks: Copperas Rock at Trough Creek State Park, Pennsylvania State Parks
Pennsylvania State Parks: Wetlands at Canoe Creek State Park, Pennsylvania State Parks
Pennsylvania State Parks: Fall hikers at Kings Gap Environmental Education Center, Pennsylvania State Parks
Pennsylvania State Parks: The inside of the pavilion at Mont Alto State Park looks like a spider web, Pennsylvania State Parks
Pennsylvania State Parks: Hemlock trees overhang the West Branch Antietam Creek at Mont Alto State Park, Pennsylvania State Parks
Pennsylvania State Parks: Golfing at Caledonia, Pennsylvania State Parks
Pennsylvania State Parks: Camping at Caledonia, Pennsylvania State Parks
Pennsylvania State Parks: Fishing at Canoe Creek, Pennsylvania State Parks
Pennsylvania State Parks: Mountains shelter the beach at Canoe Creek, Pennsylvania State Parks
Pennsylvania State Parks: Trees overarch hikers at Canoe Creek, Pennsylvania State Parks
Pennsylvania State Parks: Life's a beach at Colonel Denning, Pennsylvania State Parks
Pennsylvania State Parks: An angler enjoys fall foliage at Cowans Gap, Pennsylvania State Parks
Pennsylvania State Parks: Children investigate a stream at Kings Gap, Pennsylvania State Parks
Pennsylvania State Parks: Children hike over a bridge at Kings Gap, Pennsylvania State Parks
Pennsylvania State Parks: A woman is dwarfed by Balanced Rock at Trough Creek, Pennsylvania State Parks
Pennsylvania State Parks: A hiking trail follows a creek at Calendonia, Pennsylvania State Parks.
Pennsylvania State Parks: Scenic view of Lake Marburg at Codorus, Pennsylvania State Parks.
Pennsylvania State Parks: Sightseers enjoy the view at Kings Gap Environmental Education Center, Pennsylvania State Parks
Pennsylvania State Parks: Glendale Lake at Prince Gallitzin State Park, Pennsylvania State Parks
Pennsylvania State Parks: Three anglers in Glendale Lake, Prince Gallitzin State Park, Pennsylvania State Parks
Pennsylvania State Parks: Motorboating at Glendale Lake at Prince Gallitzin State Park, Pennsylvania State Parks
Pennsylvania State Parks: Waves in Glendale Lake at Prince Gallitzin State Park, Pennsylvania State Parks
Pennsylvania State Parks: Three ghostly indian pipes flower by Doubling Gap Creek at Colonel Denning State Park, Pennsylvania.
Pennsylvania State Parks: Doubling Gap Creek bends by trees and gnarled roots at Colonel Denning State Park, Pennsylvania.
Pennsylvania State Parks: A mother merganzer and her nine chicks swim in Doubling Gap Lake at Colonel Denning State Park, Pennsylvania.
Pennsylvania State Parks: Visitors cross the spillway of Doubling Gap Lake at Colonel Denning State Park, Pennsylvania.
Pennsylvania State Parks: Red, yellow and orange leaves on trees are reflected in the water of Great Trough Creek, Trough Creek State Park, Pennsylvania
Pennsylvania State Parks: A trail carved into a mountain side overlooks Great Trough Creek at Trough Creek State Park, Pennsylvania.
Pennsylvania State Parks: Twin bloodroot flowers open to the sun at Gifford Pinchot State Park, Pennsylvania.
Pennsylvania State Parks: Wedged between rocks, water seems to braid itself at Gifford Pinchot State Park, Pennsylvania