Nom : Trace GPS Gem Lake, itinéraire, parcours
Départ : Lumpy Ridge Trail Head, Lumpy Ridge Road, Larimer County, Colorado, 80517, United States (40.39645 -105.51303)
Arrivée : Lumpy Ridge Trail Head, Lumpy Ridge Trail, Larimer County, Colorado, 80517, United States (40.39645 -105.51298)
Coordonnées : 40.39645 -105.51310 40.41123 -105.50364