The “American Spa,” which has healing and soothing thermal waters, has more than 25 miles of trails boasting stunning wildlife and creeks. Go camping in this beautiful and unique national park before the summer brings hot temperatures and unbearable humidity. All camping at Gulpha Gorge Campground costs $30 per night, unless you have a special pass. All sites can accommodate tents or RVs. All sites, which are available on first come basis, have full hookups and water and sewer connections, according to NPS. No reservations.