Car park available and bus line, Saint-Mathurin stop, nearby.
Starting point: Saint-Mathurin Plœmeur car park, on the edge of the Étang de Saint-Mathurin
(S/E) At the far end of the car park (near the toilets), head to the banks of the Étang de Saint-Mathurin and turn left.
(1) Continue along the lake, ignoring the turnings on the left.
(2) Turn right at the playground, before the barrier. Continue along the pond until you reach the road.
(3) Cross the pedestrian crossing on the left, then turn right and left to reach the Kermélo Pond opposite.
(4) Continue as close as possible to the shore, ignoring the paths on your left. Turn right and continue along the wide path that passes near the Youth Hostel and the Ter Water Sports Centre. Before the road, turn right onto the path on the right and go up to the right on the gentle path to cross the bridge.
(5) Take the path on the right and return to the lake. Continue along the shore, ignoring the turnings on the left.
(6) At the Vieux Moulin dyke, turn right and continue along the bank until you reach the Digue du Moulin Neuf.
(7) Turn left and cross the road, taking care before the bend. Take the path opposite and then the one on the right at the end. At the next junctions, continue straight ahead. In the forest, keep to the right, staying as close as possible to the Étang de Saint-Mathurin, to return to your starting point (S/E).