Park in the car park of the Auberge du Vieux Bois on the D984 at the exit of Divonne-les-Bains, heading towards Gex.
(S/E) Cross the departmental road and follow it to the right (east-southeast) on the cycle path.
(1) After about 250 metres, cross this road again and take the Sentier des Dames (signposted and marked with white and yellow signs). The gradual climb through the woods leads to Mont Mussy (car park, inn).
(2) Cross the car park and follow the route (sign) towards Mont Mourex and Mourex village (opposite), continue straight ahead along this forest track, which leads gently to Mont Mourex (in good weather, the view of Lake Geneva and the Alps is splendid).
(3) Cross straight ahead and go through the cattle grid. You will reach a car park.
(4) Turn left downhill towards Mourex village (sign).
(5) Turn left again onto the road to Grilly.
(6) Leave the road and continue along the path on the left towards Divonne. Stay on this path, then on Chemin de Tir Mir (small paved road).
(7) Turn right and immediately left onto Chemin de Chane. This road ends at a small path on the left, which will take you to the foot of the Sentier des Dames. From there, walk back to your vehicle along the D984 road.