Access: From Quimper, take the D15 towards Coray. At the large roundabout of Croas Spern, turn left towards Odet-Lestonan and cross the whole town. Pass by all the old paper mills and park just before a bridge over a large embankment near the building of a tennis club.
(S) With your back to the car park, take the path along the left bank of the Odet river. The path winds through the trees while remaining close to the water. Further on along the mill race which brought water to the ancient paper mills.
(1) Cross the bridge over the Odet to head up to the left. Make a round trip of about 700 m to discover the Chapelle de Kreïsker (Saint-Corentin) following the GR38 markings.
On the return journey cross another bridge on the old canal.
Mountain bike markings 12 - 10 - 9
Locate a mountain bike marker post 12-10-9 and take the gravel path in uphill opposite. At the first fork (at the marker post) turn left and follow Chemin de Coat Piriou along the edge of the woods. Arrive at a small road at the place called Coat Piriou. Note an old bread oven here on your left. Continue uphill on this road, pass by the sign for Pratilès on the left and then, a little later on the right, pass by the return path (4).
(2) At the point where the roads meet, turn left at the sign for Pont Saint-Eloi (not noted on the IGN map).
No markings
Leave the access road to a house, head around the beautiful private property by the left and continue on the wide road called Hent Karaez. Follow it up to the next road and turn right. Beyond the old Kergoant farm where houses have been tastefully decorated.
(3) At the next fork, turn right and follow Route Créa'h Ergué ignoring a road on the left. At this beautiful property, look out for a bread oven on your left. Follow the road to the right (the sign for Pont Saint-Eloi, Pratilès, Coat Piriou) and, approximately 200 m after the roads met, at the mountain bike marker post, turn left and find the sign for Hent Karaez (4).
Mountain bike markings 12 10
Follow this path bordered by woods on the right and fields on the left. Continue to the marker post marked “Histoire d’arbres et de papier" + mountain bike 10.
No markings
(5) Turn left and follow this sunken road where the rock outcrops at times. Head down as far as the road.
Yellow markings
Turn right. Turn right to cross the hamlet of Quillihouarn where you will see a beautiful bread oven being restored. Find the road down to a stream and at Kerho, turn left at the gate to enter the Kerho Arboretum.
(6) Follow the broad downward path, ignore the first path on the right marked with a yellow cross and reach a large wooden gate protecting a watershed. Veer slightly to the right and go along the plantations of various species of oaks. Follow the yellow marks.
(7) Reach the exit barrier facing the Kerho Impasse (container bin at the roadside). Follow this path which is accessible to vehicles at first, but later bars their entry. Take Route de Keranguéo that leads to a car park (not on the map). On this vast esplanade, you will find picnic tables.
Veer right and follow the path marked in Yellow.
No markings
(8) Locate mountain bike markings and turn left despite the Yellow cross. Pass by the path, head down straight ahead and turn left at the first fork. Follow the wide path through the woods that leads to a staircase descending steeply. Do not take this, but instead continue the broad side trail.
(9) At the first intersection, turn right and follow the path down to the houses of Stang Luzigou. Here, follow the small road that leads to the path of the lock where we find the GR38.
GR 38: White and Red.
(10) Turn left on this small road, pass the information panel and fountain to return to the car park from the start on the right.
