Appalachian Trail & Ramapo-Dunderberg Trail: Detour in effect at Harriman State Park The Appalachian Trail (A.T.) and Ramapo-Dunderberg Trail follow the detour shown on the map to cross the Palisades Interstate Parkway via the Anthony Wayne Overpass. For the A.T., follow the route shown in yellow highlight on this map. For the Ramapo-Dunderberg Trail, follow…
