Depart from Saint-Pierre Church in Chemillé en-Anjou, next to the Château des Cloîtres. Follow the blue markings.
(S/E) Go down Rue de Valbourg and join the D160.
(1) Turn right after the bridge, then cross the meadow along the river and over the footbridge.
(2) Go around the water treatment plant on the left and turn left into the meadow (view of the Château de l'Écho) to join the winding road that descends to the old mill at Roche Jeannette
(3) Cross the river and turn right after opening the gate. Follow the Hyrôme to the site of the Girôme mill, where you cross the river.
(4) Turn right and continue between the river and the Étang de Sénéchaux pond on your right to reach the Sénechaux mill.
(5) Cross the Hyrôme twice. Turn left until the next crossroads, then turn right.
(6) Follow the path uphill to the right and continue along the tarmac road. At the next crossroads, turn left, then right along the path for about 100 metres and left again. Descend towards the Hyrôme via a steep path.
(7) Continue right towards Moulin de l'Étang and Petit Débit until you reach Moulin Neuf. Cross the river and go up the tarmac road for 100 m.
(8) Take the path on the right to reach the old Moulin d'Argogne. Pass under the Hyrôme Viaduct (A87).
(9) Pass by the Moulin de Drapras (now a guest house) and continue to the Pont de Couton.
(10) Go up the path on the left and pass by the Épinay farm and the bridge over the motorway. Continue along the tarmac path to La Ferté.
(11) At the Segré crossroads, take the stone path opposite and then turn left to rejoin the Hyrôme via a steep-sided valley. Follow the river (view of the Vienne site) to return to the outward route.
(6) Turn right in the opposite direction to the outward route (S/E).