Lower Mifflin Township, United States of America
Colonel Denning State Park is a 273-acre (110 ha) Pennsylvania state park in Lower Mifflin Township, Cumberland County, Pennsylvania in the United States. The park is in the Doubling Gap of Blue Mountain on Pennsylvania Route 233 between Newville and Landisburg. Doubling Gap Lake is a man-made lake
covering 3.5 acres (1.4 ha). Colonel Denning State Park is surrounded by Tuscarora State Forest.
Listen to the audio guide for Colonel Denning State Park Free on WIP — starts by itself when you arrive, even with the screen off