Take the TER from Toulouse towards Foix. For those wishing to arrive by car, there are car parks nearby.
(S/E) Opposite the station, turn right to follow Rue Pierre Semard towards the RD919 (Cours Irénée Cros). Turn left, then left again to join the Foix greenway via Rue des Bruilhols.
(1) Follow this greenway to the right, heading due north. Follow the railway line and cross the Ariège. Further on, turn sharp left onto Chemin des Chênes Verts and join Avenue de Foix.
(2) Just after the sign marking the entrance to Vernajoul, head up Rue de Latière to the left for 200 m, then turn right, staying on this road to reach the cemetery and the church. Return to the D1.
(3) Turn left and follow the D1 towards Baulou. About 50 metres before the village exit sign, turn left onto Chemin de Barétiels towards Lizonne. As you climb, stay on the wide path heading south-west then west, amongst the moss-covered limestone and box trees.
(4) Turn left onto a track which, further on, becomes a path, before joining a road at Lizonne.
(5) Turn left, cross the hamlet and continue to the hamlet of Saint-Sauveur, passing through two iron gates: there is a fine view of the Fourcat to the south-east.
(6) Turn right to go round the houses and climb a path to reach the ridge through small meadows, where you’ll join a path marked in yellow.
(7) Head down to the left to the Croix de Saint-Sauveur: a sweeping view over Foix and the Pyrenees in the distance.
(8) Continue the descent, negotiate a few hairpin bends and join Rue Saint-Sauveur, following it downhill.
(9) Cross the bridge over the Arget, go down the steps to the right, continue left along Rue des Moulins, turn right towards the prefecture. Turn left into Rue du Rival.
(10) Cross the Ariège via the Pont Vieux. Turn left, follow the D919, then left onto Rue Pierre Semard to reach the (S/E).
) are placed after the second metal barrier, which is securely bolted down. I went around it by following the arrows in the photos in the hike description. It's the path just below, marked with dotted lines on the map, that you need to follow. It's a pretty nice passage too (lots of beautiful insects to see). As a result, I missed the hamlet of Saint-Sauveur (point 6) because the path takes you back to the main trail after it.