This campground review was our second campground experience with the pipeline.  This job would take us to Seven Mountains Campground in Spring Mills, PA.  The area is known as Happy Valley, home of the Allegheny mountains and close to Penn State University.   Highlights Seven Mountains Campground– Spring Mills, PA RV rentals, cabins and RV parking spots Full hookups Cable/wifi On top of a mountain Friendly owners Small store/snacks Wooded and rainy     Layout We stayed at this campground the first time from about May 2009 to August 2009.  The campground was on top of a mountain about 15 minutes outside of State College. Right off on US-322,…