Departure from the fitness centre next to Holophane.
(S/E) From the fitness centre, head towards the Chemin du Grand Rang. Follow the path for about 100 metres.
(1) Just before the bridge, take a small path on the left that climbs up to the bridge, then head towards the car park on the other side of the road at the start of the GR®.
Follow theGR® trail, which passes above the cliffs of Val Saint Martin, to the Chemin de la Fontaine.
(2) Turn left onto Chemin de la Fontaine and head towards the junction with Route du Val Saint Martin.
(3) Turn right, then 50 metres further on, turn left towards Muids. About 80 metres further on, turn left onto the path leading to the Seine.
(4) Turn left and follow the Seine along the towpath. You will reach the Hôpital Saint-Jacques.
(5) After the hospital, cross a small bridge over a river and take the road on the left. At the intersection, cross the road and continue along the path opposite.
(1) Pass under the bridge at the start and turn right into the car park near the fitness centre (S/E).