Hilltop Campground
The GAP trail itself is an easy climb, however there is one campground that is not. The Ohiopyle state park campground is beautiful, but it's about 0.7 miles up a very steep gravel trail. I had heard from various people differing reports about the height of the hill (one said skip it, it's too hard...
shawnmccrimmon.travelmap.net/posts/hilltop-campground