Outdoor trails expanding in Pa.
By David Wenner pennlive.com dwenner@pennlive.com Remnants of old structures and long-gone communities. Ancient cemeteries. Geological rarities. Places offering mountain-to-mountain views across valleys. Unexpected curiosities to contemplate or research later. Not to mention exercise, peace of mind and health. All those and more can be found again and again on the vast and constantly improving array of trails available to central Pennsylvanians. The offerings include one of the ultimate trails in North America — the 2,200-mile Appalachian Trail extending from Maine to ...