PennLive.com
15 things you don't know about the Appalachian Trail in Pennsylvania
PennLive.com
Appalachian Trail thru-hikers trudge through 4-5 pairs of boots during their average 165 days on the 2,189-mile, Maine-to-Georgia trail. Pennsylvania's 229 miles of the trail – or at least the northern two-thirds of them – are legendary among trail ...



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