Explore hiking trails around Gruey-lès-Surance, Lorraine. The best hike near Gruey-lès-Surance is Le Tanet Loop via Sentier des Hirschsteine 1908 and La Schantz, a 8.6 mile loop in Parc naturel régional des Ballons des Vosges. Gruey-lès-Surance has population 217.0.