Nom : Trace GPS Greenbrier State Park, itinéraire, parcours
Départ : Greenbrier State Park, Apple Drive, Washington County, Maryland, 21713, United States (39.53551 -77.62038)
Arrivée : Greenbrier State Park, Apple Drive, Washington County, Maryland, 21713, United States (39.53553 -77.62031)
Coordonnées : 39.52685 -77.63360 39.54697 -77.60988