Car park at Place Henriette Besson.
(S/E) Head back up towards the church, turn left onto Rue du Grand Fossé.
When you reach the fountain, cross the main road and follow Chemin de Valroing straight ahead.
Pass the first junction; 100m after the cemetery, turn right onto Chemin Vert.
Climb up then turn left towards Chemin de Poleymieux
(1) Take the path on the right.
Walk straight up, ignoring the paths branching off to the right and left. You will come across a few fallen trees which you will need to step over.
When you reach a T-junction, turn right and follow the path which joins the geological trail.
(2) Turn right. Ignore the path with a tree in a V-shape that you will find on the right. Continue straight ahead. After a fairly steep climb, you will reach the geological trail; turn left towards Poleymieux.
(3) Follow the tarmac road that descends to the right; note the drystone shelter in a field at the junction opposite you. Follow the road to the left – this section is known as either Chemin du Robiat or Route de Limonest, heading towards Poleymieux.
When you reach the sign for Poleymieux, take the path on the bend to the right.
When you reach a new tarmac road, take the sharp left-hand bend onto Chemin de la Maby; as you pass, you can visit the wild garden on your right, taking care not to damage the plants by staying on the paths.
(4) Turn right; there is a beautiful drystone shelter on your left. Follow the path down the gentle slope.
(5) At Combe Saint-Paul, follow the path to the right.
When you reach the Route des Gambins (D73), follow it to the right for about 90 metres. At the bend, turn right towards Mont Verdun until you reach the junction with a mountain bike trail.
(6) Turn right onto the mountain bike trail, which climbs beneath tall fir trees.
When you reach a junction with a road, cross over and continue along the path opposite to reach another junction with a track.
(7) Head slightly to the right and follow the track that branches off to the left and climbs through the undergrowth.
When you reach the summit of the Col du Mont Verdun at the roundabout (altitude 585m), follow the pass road towards Limonest for a few dozen metres.
(8) Take the path that climbs to the right and passes below the Mont Verdun radar.
(9) Turn left after the small clearing. At the first junction, turn right towards the Gîte de la Glande. Pass the lodge.
You will reach the road from Limonest to Poleymieux; follow it to the right for a few metres and take the path on the left towards the 4x4 training ground.
(10) Entrance to the 4x4 training ground. Please note: there may be vehicles on the ground; in this case, stay well to the left-hand side of the ground and do not walk on the tracks. Continue north-east.
(11) Return to the geological trail and turn left towards Chasselay.
Follow the geological trail, ignoring the paths to the right and left.
Pass the orientation table and arrive at the Montée du Plantin with the castle on your right.
(12) Head downhill towards the centre of Chasselay.
You’ll reach the main road; cross it and take Rue de la Chambre du Roi opposite.
Walk past the church and head towards Place Henriette Besson (S/E).

