Departure north of Saint-Malo-de-Guersac, at a place called Rozé, at the roundabout by the viewpoint. There is accessible and free parking.
The trail is marked in yellow throughout.
(S/E) Follow Rue de la Petite Brière south-east for about 200 metres.
(1) Turn right towards the south onto a wide path.
(2) Turn left onto a path that runs alongside houses on your right and meadows on your left. Turn left at a 90° angle, then right at the T-junction. Repeat the same manoeuvre to reach Rue de la Paquelais.
(3) Turn right. Cross the crossroads and take Rue du Nizan opposite for about 150 metres. Then turn left onto a path towards Les Chaussées and follow it to a footbridge over a stream. Just after the footbridge, turn right onto a wide farm track, continuing towards Les Chaussées. Continue straight ahead and turn right before reaching a crossroads. Continue to the right and when you reach a wayside cross, follow the tarmac road (Rue de la Ganache) for 100 metres.
(4) Turn left into Impasse de la Gagnerie and continue along a path heading west until you reach a tarmac road.
(5) Turn left, cross the D50 (Rue Émile Zola) and continue straight ahead. You will come to a cycle path (take care). Follow this path to the right for about 150 metres, towards Les Gagneries.
(6) Turn left onto Rue René-Guy Cadou and continue left onto Rue de la Bosse.
(7) Take the path on your right that passes over the branch of the river called the Brivet. Immediately after the footbridge, turn right and continue until you reach the lock keeper's house. Follow the yellow and red markings ofthe GRP® Tour de Brière.
(8) Turn right then left to climb up to the viewpoint. Go through the roundabout and return to the car park where you started (S/E).

