Parking is available near the church on Rue des Grenets.
Yellow markings.
(S/E) From the church car park, take the cobbled lane opposite, then turn left onto Rue du Général de Gaulle and immediately right onto Rue de la Volaille. Continue straight ahead on Rue des Jardins, passing a nursery school, then turn left onto Rue des Ponts Marins, which joins a cycle path or greenway further on.
(1) Continue along the Voie Verte, pass the Quai industrial estate and arrive at a stop sign on Rue Max Cousin.
(2) Turn right onto the D116 towards Ruffin. At the doctor's surgery, keep to the right on the D306/2 towards Bréchamps, cross the Eure river and reach a cross street.
(3) Continue left, then take the first road on the left, Chemin des Fourneaux. Follow it for about 1 km.
(4) After the equestrian centre, take the right-hand path that winds its way up through the woods.
(5) At the top, cross the track and turn left onto a straight path until you reach a fork. The route on the IGN map is not up to date.
(6) Descend to the right along a narrow path. Cross the bridge over La Maltorne and follow Chemin du Pont-de-la-Guerre.
(7) At the top, turn right towards the village centre, passing in front of the church.
(8) At the D306/2, Rue des Lavoirs, turn right and cross La Maltorne again. Follow the road uphill, taking care on the hairpin bend. Join a path on the left in the wide right-hand bend.
(9) Turn left onto Chemin des Sables, follow the edge of the woods for 1.2 km and, at the end, turn right. Continue to Cote à Ratapoil, descend for 500 m and admire the view of Nogent-le-Roi and the Eure valley.
(10) At the bottom of the descent, turn left onto Chemin de la Grenouillère (GRP®® shared) and head towards Coulombs.
(11) At the end of the path, turn right onto the small Rue de la Ribordière, then turn left and quickly turn right onto a grassy path that winds through gardens, Chemin de l'Abreuvoir, which crosses the Ruisseau du Coulis and leads to the church in Coulombs.
(12) Go straight ahead and turn right at the wash house, following the valley. Cross the railway line and then, at the road, cross the bridge over the Eure. At the roundabout, go straight ahead, pass in front of the town hall and then turn right onto Rue de la Mairie.
At Rue Alexandre Goislard, turn left for a few metres and then turn right onto the lane just after the car park.
(13) Just after crossing the stream, turn right onto Chemin Neuf. Continue along Ruelle des Clos, which follows the Roulebois stream, and arrive at the church square (S/E).