Check out the RV Sites with KOA Patio and long Pull-Thru RV Sites! Come visit and experience Happy Valley. Tucked in the Appalachian Mountains, this quiet setting offers rural beauty next to Amish farms yet is close to the action at Penn State University. Take advantage of the local museums, great fishing and natural caves. Be sure to visit Victorian Bellefonte! The campground offers a bike park, a heated swimming pool with splash pad, a jumping pillow, playgrounds, a stocked fishing pond, a mining sluice and a sports recreation area..