Looking for a unique hiking vacation in PA? The Standing Stone Trail is a rugged, beautiful trail that connects Greenwood Furnace to Cowans Gap State Parks in central PA. The trail offers incredible vistas, rock formations, sinkholes, and historical features like the Thousand Steps and Vanderbilt's Folly. Lodging and meals provided, no big packs to carry. This event is hosted by the Keystone Trails Association.
http://www.kta-hike.org/index.php?option=com_content&task=view&id=973&Item id=90
http://www.hike-sst.org/
Some pics of this trail:
https://www.flickr.com/photos/492395...7632108264000/
https://www.flickr.com/photos/492395...7632108721438/