Parking: central square opposite the town hall.
(S/E) From the village square, in front of the parish church, follow the road towards Brasparts for about 500 metres, taking the GR® 37 - GR® de Pays des Monts d'Arrée.
(1) At the gable end of a house, turn left up a shady path lined with embankments. At the top, turn right and continue along a dirt track.
(2) Go up to the left and follow a conifer plantation.
(3) At the road, turn right and follow until Bodenna.
(4) At the pumping station, turn right, then left. Continue straight ahead until you reach a five-way intersection at the foot of Montagne Saint-Michel and its chapel.
(5) Take the first path on the left to go around the mountain (381 m) (you can reach the summit via the path on the right to overlook the Saint-Michel reservoir and the Yeun Elez peat bogs). Continue along a path through the moorland towards the radio antennas.
(6) At the D42, take a few steps to the right, then turn left onto the "Chemin du Comte", which once marked the border between the counties of Cornouaille and Léon.
(7) Cross a local road,
(8) Cross the D30 and continue straight ahead into the St Cadou National Forest.
(9) At the edge of the woods, turn left onto a path through the moors.
(10) Pass under the power line. Continue straight ahead on a sunken path.
(11) Come out onto a road that you take to the left to reach Penn Ar Guer.
(12) Cross the D42 to head towards Moulin de Pont Glaz.
(13) At a hairpin bend, take the GR® 37 - GR® de Pays des Monts d'Arrée on the left, which runs alongside a stream. Pass the Moulin d'en Bas. Climb up to Pont ar Varn.
(14) Finish the hike by turning right onto the D42 to return to Saint-Rivoal, passing in front of the Maison Cornec, part of the Monts d'Arrée eco-museum (S/E).
