(S/E) From Place de Godilla (Place du Marché) in Bailly, take Allée du Bon Repas towards Rue de Noisy, passing the Résidence des Pastorales. When the lane veers slightly to the right, turn left to cross the Résidence de l'Orée de Marly, pass behind the Super U supermarket and go up Avenue Regnault on the right to pass through the Porte de Gondi.
(1) Continue straight ahead, enter the forest and go up to the A13 motorway.
(2) Turn left to follow the motorway to Route de Noisy (D161).
(3) Turn right to pass under the motorway bridge.
(4) On the other side, turn left onto a tarmac road that runs alongside it on the right, Route Royale.
(5) Turn right onto a path that leads into the forest. Cross Route Plantée and continue straight ahead for about 50 metres.
(6) Turn left towards the Étoile du Point de Partage, turn right onto a forest path and arrive at a crossroads.
(7) Take a path on the right that joins a wider track. Cross the D161 again to walk alongside the Château de l'Auberderie, then turn right to the Étoile d'Armières.
(8) Turn left onto a path that leads to Étoile Douteuse. Follow Chemin du Val de Crüye to the left until you reach a fork.
(9) Turn right onto a small uphill path, then immediately turn right onto the path towards Étoile du Val de Crüye.
(10) Turn right again towards Étoile de la Côte and continue to Route des Dames. Turn left towards the car park and, before you reach it, turn right onto a path that runs alongside Route Plantée and joins it before ending at Route de Noisy (D161).
(11) Follow the road.
(4) Pass under the A13 motorway again.
(3) Continue straight on the D161 to reach the Rond-Point des Chênes roundabout in Noisy-le-Roi.
(12) Take Rue de la Forêt, then turn left onto Rue du Fort.
(1) Follow the same route as on the way there to reach Place de Godilla in Bailly (S/E).