Park along Chemin de Fontaine, near its junction with Rue du Pont Vérard (D401).
(S/E) Head west-northwest and follow the marked path. Pass a pumping station and stay on the main path, ignoring the side paths.
(1) At the corner of a copse, turn right at the edge. Pass the copse and climb steadily between fields. Almost at the top of the hill, turn left with the path. Continue straight ahead until you reach the Ferme de Champfleury, which gradually comes into view.
(2) Pass the farm, quickly join a small road and follow it to the left. Descend, ignoring a path branching off to the left and then another to the right.
(3) At La Chaussée, turn left (due east). Join the marked path and follow it to the right.
(1) Continue straight ahead and, following the reverse route of the outward journey, return to the car park at the end of Chemin de Fontaine (S/E).