Saint-Nazaire to Cosne-Cours-sur-Loire is a 336 mile lightly trafficked point-to-point trail located near Prézégat, Loire-Atlantique, France. The trail is rated as difficult and primarily used for scenic driving. DISTANCE 336.0 miles ELEVATION GAIN 18366 feet ROUTE TYPE Point to Point scenic driving Expand Map VIEW FULL MAP Sign up now to see this map! Reviews (0)Photos (0)Recordings (1)No one has reviewed this trail yet. Be the first!