From the village of Landéda: go through the village, caught between the butchery and hairdresser, at least 2 km up to the dyke.
The dike, turn right and follow the sea, 1 km then mount all right at a small roundabout (Poull Log), direction Pen Enez. Then there is the choice between to park on a 1 Kistillig (simple widening of the road) parking space or continue a little further to the Cézon parking – Porz Mateano (roundabout in grass)… but in the 2 cases should continue on foot.
Through the port of Aber Wrac'h ' h: pass through the port, and when it arrives at the Abbey, turn right direction "Dunes Ste Marguerite. Along the road of the cornice to the finish in a round point. At the roundabout, turn right and then down 1 km until the dam.
A dyke? see the explanation above in italics