Park in the car park at the Saint-Perreux sports centre, Rue de la Mairie.
(S/E) From the car park, take the path leading to the River Oust and, once you reach the towpath, turn right to follow the river. Pass under the D164 bridge, then the railway bridge, and you will arrive at the River Arz.
(1) Turn right and follow the river upstream to the Pont du Quai.
(2) Cross the river, then turn left at the first road and keep left again to rejoin the path that runs alongside the river. At the end of the path, turn right and follow the Oust again until you reach the metal bridge, the Bailey Bridge.
(3) Cross the bridge and continue along the path to the old course of the River Oust.
(4) You’ll see the Redon racecourse on your left. Carry on to the Route des Marais.
(5) Turn left onto this road and head towards the Nantes–Brest Canal.
(6) Ignore the footbridge on the right, go under the railway line and continue along the canal until you reach the D164.
(7) Turn left onto the D164 and cross the canal and the River Oust.
(8) At the Vieille Draye crossroads, turn right, go under a power line and turn right again to return to the starting car park (S/E).