Park in the Rue des Bergers car park near the Salle des Fêtes in La Petite Pierre.
(S/E) Head down Rue des Bergers, then turn right after about 100 m onto Chemin Winterberg.
Signposting: Yellow Rectangle with a white cross
Continue down Chemin Winterberg until you reach Rue du Lavoir. Turn right onto this street and continue to the sharp left-hand bend.
(1) Take the forest track on the right and continue through the woodland for about 1.5 km.
(2) As you come out of the bend, leave this forest track and take the narrow path on the right. Follow several hairpin bends uphill to reach the Belvédère du Rocher Blanc (bench).
(3) Retrace your steps and rejoin the forest track by turning left. Continue to the forest road and turn left.
No signposting
(4) Take the hairpin bend to the left and follow the unmarked forest road until you reach a multi-way junction.
Yellow Rectangle Markings
(5) Turn right, pass close to the pumping station on the left and join Rue du Lavoir.
No signposting
(6) Turn right and pass close to the ponds. Continue downhill until you reach a stone house.
(7) Turn right onto the forest track towards Birenberg and continue until you reach a picnic area.
Red Rectangle Signpost
(8) Follow the winding path on the left, which is quite steep, to reach the Rocher du Corbeau viewpoint (bench) after crossing two forest tracks.
(9) Continue along theGR®®53forest track until you reach the start of a gently sloping stony path on the right known as the Chemin des Insectes.
No signposting
(10) Continue along this forest path, which winds through a meadow, passes close to mobile phone masts and joins the Chemin de l’Altenbourg. Carry straight on to reach the access road to the car park at La Petite Pierre Castle.
Red Diamond markings
(11) Turn right onto the access road to the château, pass in front of the town hall, then continue left along Rue Principale de la Petite Pierre to reach the Salle des Fêtes (S/E).