Park near the church of Aubencheul-aux-Bois on Rue de l'Église.
(S/E) From Rue Principale, turn right and then immediately left onto Rue des Juifs. At the end, turn left onto Rue Gabriel and follow this road.
(1) Turn right to follow the Câtelet stream. Continue to the junction with Rue du Géant.
(2) Take Rue du Géant to the left. At the junction with Rue du Maréchal, turn right towards the centre of Gouy (ignore the turning on the right).
(3) At Rue de la Mairie, turn right. At the intersection with Rue de la Prairie, turn left, then ignore Rue de l'Église and follow Rue Ognier.
(4) At Rue du Houssoir, turn right. At the first crossroads, keep to the right and, facing Rue du Moulin, continue straight on Chemin de la Rue d'Anvers.
(5) At the three-way junction, turn right, then, just before the road, turn left onto the grassy path. Continue on the right, cross a road and continue straight ahead.
(6) Follow Rue Edmond Bricout to the left (ignore the two branches on the right). At Route Nationale D1044, turn left onto Rue du Général Augereau and continue straight ahead, ignoring the side roads.
(7) Before the La Hauteville sign, turn right onto Chemin de l'Épine (ignore the other branch). At Souterrain de Ricquerval, turn right and follow it.
(8) At Macquicourt, turn right and then immediately left onto Chemin de la Biette.
(9) At the next junction, turn right, stay on the right-hand branch and, after the tennis court, turn left towards Vendhuile.
(10) At the three-way junction in Impasse de la Papeterie, take the right fork, then immediately turn left. Continue along Rue du Calvaire, then, at the next three-way junction, turn left onto Chemin de la Maie d'Hargival. Ignore all turnings and continue to the departmental road.
(11) Turn left onto the D104, then right onto Chemin de Pienne. Do not take any side roads; follow Rue de Pienne towards Aubencheul-aux-Bois. At the bend in Rue Principale, keep left onto Rue d'en Haut. At the junction with Rue de l'Échelle, turn right, then at the intersection with Rue de l'Église, turn right to return to the car park near the church. ( S/E)