Park near Saint-Samson Cathedral.
(S/E) Set off along Rue du Chanoine Boursier, keeping the monument on your right. In front of the school, turn left and then right to go round the school building.
Continue along Promenade Jules Revert to walk alongside the old ramparts. Enjoy the view of the marshes and Mont-Dol. Leave the park and turn left to cross the bridge over the railway lines.
(1) Turn right onto Rue de Verdun. Cross Boulevard de Normandie and continue to the left. After the roundabout, walk along the pedestrian path that runs alongside the boulevard. Cross Rue du Docteur Gringoire and continue along the pedestrian path.
(2) Turn right and cross the railway line. At the right-hand bend, turn left onto Chemin de la Belle Étoile and continue along this small road to the “Belle Étoile” house.
(3) Just before this, head down to the right into the Guyoult valley. Cross the footbridge and follow the stream on your right.
(4) Turning right, cross the Guyoult again and, continuing to the left, pass through the hamlet of Petit Gué. The large building on the left is the old Petit Gué watermill.
After the last house, follow the path on the left which leads back to the banks of the Guyoult and ends at the road at Clos Lupin. Follow this road to the left to reach Rue de Rennes.
(5) Turn right to walk alongside the cemetery and cross to the left at the roundabout. Ignore thefirst street (Rue Pierre Sémard) and turn left onto Boulevard Victor Planson. Cross the railway bridge and turn left twice to continue along Avenue Aristide Briand.
At the roundabout, just before the station, take the street furthest to the right (Rue de Légeard), which leads down towards the Marais de Dol.
(6) Cross over and take the path slightly to the right leading to the marsh. Take the footbridge and then turn right to cross another footbridge and reach a wide path.
Continue straight ahead with the swimming pool on your left. Carry on straight ahead and walk alongside the new aquatic centre. After a bend to the left, take the first street on the right to reach Rue des Tendières, with a children’s playground opposite on the right.
(7) Turn left and, once you reach Rue des Ponts, continue to the right. Keep right and cross the Moulin bridge. Take a moment to admire the river here.
(8) Cross with great care and go down the few steps to cross the car park. Turn left and, after 50 metres, continue to the right. Walk along the Guyoult towards the north.
(9) Cross the footbridge on the right and join Rue de Saint-Malo. Head down to the right, then turn left in front of the cathedral forecourt to return to the starting point (S/E).