From the village of Chassigny-sous-Dun, cross it, go to point n°2 "Le Bey", as far as "Vieux Bourg" of Chassigny-sous-Dun point n°3. Make a break at the foot of the romanesque church, turn to the left, and enjoy your walk where you will go up to the wood of "Dreuillien" point n°4. Walk in the woods and go down to point n°5, then, point n°6 "La Madone", enter in the village of Mussy-sous-Dun, point n°7. Go down to the viaduct point n°8 and go back to point n°9 "Carrefour de la Fabrique", turn to the left, cross le Mussy and go up to point n°10 "Les Murs". Cross the wood of Mussey. At point n°11 "En Forenne", turn to the right then to the left. Cross the road D985 direction "Montrange" point n°12. Keep going to point n°13, "Les Chizelles" cross the river le Mussy. At the crossroads, turn to the left then to the right, go up and turn to the left direction the village of Chassigny-sous-Dun.