(S/E) At the Saint-Rivalain car park, start your route by turning right and heading up towards “La Petite Pause”. Cross the railway line and take the path leading uphill on your right (where the signposting begins).
(1) Walk through the woods until you reach a farm.
(2) Continue along the farm track to the right, skirting the various fields for 1.2 km. At the junction, turn right, then right again before joining the road.
(3) Walk down the road, then cross the railway line as you reach the village of Tréblavet. You will then arrive at the lock and its lock-keeper’s house.
(4) Then join the towpath heading off to the right. Enjoy a 1.3 km stroll along the banks of the Blavet before returning to your starting point (S/E).