Point 9

At the Trappe-Charrette crossroads, take Route Marquis (3rd left). At the Carrefour d'Achères crossroads, take the 2nd path on the right (Route d'Achères à Fontainebleau), then take the 3rd left (Route de la Princesse Marie, bordering plot 637) to reach the Carrefour des Grands Feuillards crossroads.