Park in the small car park at Petit Montrouget, on the road between Courances and Arbonne-la-Forêt.
(S/E) Head east on the road to reach the Chemin de la Junipéraie crossroads.
Turn right, then left onto an unnamed path that joins Chemin du Rucher. Follow it to the right. Further on, at the Petit Mont Rouget crossroads, turn left onto Chemin de la Passée and continue tothe GR®11.
(1) Turn right onto this path and continue to Mare aux Joncs.
(2) Leave theGR® here and continue left to join Chemin du Coquibus until you reach a three-way junction in the path (elevation 120). Turn right onto Chemin des Côtes de Courances until you rejoin theGR®11at the Côtes de Courances crossroads.
(3) Turn left onto theGR® to reach the Aqueduc du Coing. Leave theGR® and turn right onto the path that joins the Chemin de la Ferme du Montrouget.
(4) Take this path to the right and immediately turn right again. Continue along this path until you reach Chemin des Côtes de Courances. Turn left onto this path and continue until you reach the Chemin du Bois de la Claie crossroads.
(5) Turn right onto this path, then turn right at the next crossroads onto Chemin du Polissoir. You will then rejoin theGR®11.
(6) Take it to the left for a few hundred metres, turn left onto Chemin du Petit Montrouget to return to the car park (S/E).