Access: At the Bois-Guillaume town hall, Route de Neufchâtel, walk past the town hall on your left and take Rue de la République. At the traffic lights, turn right onto Rue de la Haie, then at the stop sign, turn left onto Rue du Hamel. Park on this street, at the intersection of Rue du Hamel and Sente du Hamel.
(S/E) Follow the Hamel path straight ahead (ignore the street on the right that leads into the housing estate). At the exit, turn right, then left onto the Rouette path, then the Forrières path. Cross the road that cuts across the route and you will come to a crossroads just before a pond.
(1) Take Allée de la Gévrine on the left. Follow this lane, then the path that winds between ponds and houses, then between ponds and apartment buildings. You will reach Rue du Tourne Midi.
(2) Cross it and follow the path opposite that leads to the children's playground. Cross three streets. At the fourth, Chemin de la Breteque, turn right.
(3) Cross the road, take the stairs and then the bridge over the motorway and go back down the stairs. Cross the road and follow the path that runs alongside it to Route Forestière du Parc.
(4) Turn right and follow it to the Mésangère crossroads.
(5) At the crossroads, take the Route Forestière des Ventes de Bas on the right.
(6) At the end, take Chemin de la Bicyclette on the right.
(7) Turn 90° left between the dog training ground and the allotments. At the end, turn left to follow the expressway.
(8) Take the first right, cross the bridge over the expressway and turn right onto Sentier de Forrières. Pass the farm and you will come to the pond at the corner of Allée de la Gévrine.
(1) Continue straight ahead. You will come to the Sente des Forrières and the outward route, which will take you back to the starting point at the Rue du Hamel / Sente du Hamel crossroads (S/E).