Explore hiking trails around Dieffenbach-au-Val, Alsace. The best hike near Dieffenbach-au-Val 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. Dieffenbach-au-Val has population 631.0.