Received the 2016 Theodore and Franklin Roosevelt Award for Excellence in Recreation and Park Research from the National Recreation and Park Association The most famous long-distance hiking trail in North America, the 2,181-mile Appalachian Trail-the longest hiking-only footpath in the world-runs along the Appalachian mountain range from Georgia to Maine. Every year about 2,000 individuals attempt to "thru-hike" the entire trail, a...