(S/E) From the Hotel de la Jetée in Port Tudy, take the path heading west along the coast. Follow the coastline to Port Lay.
(1) Go around the small U-shaped harbour and take the coastal path to Port Melin.
(2) Go around this small cove, continue along the rocks and reach Pointe du Grognon after passing the battery of the same name.
(3) Stay on the coastal path until you reach Pen Men, the point that marks the end of the north coast.
(4) At the tip of Pen Men, after a turn to the south, leave the coastal path temporarily and take the clearly visible path to the lighthouse on the right.
(5) From the lighthouse, return to the coast at Trou du Tonnerre. From there, stay on the coastal path until you reach Pierre Blanche.
(6) From Pierre Blanche, continue overlooking the sea. The path turns north to bypass a fault before Port Saint-Nicolas.
(7) At the crossroads, turn right and descend towards a cove before Port Saint-Nicolas.
(8) Take the path that climbs northwards, then turn completely south towards Port Saint-Nicolas.
(9) On the left side of the beach, at the end of a small car park, take the coastal path towards Pointe de Saint-Nicolas.
(10) Head south-east towards Pointe de Roh Hir, then walk along the cliffs towards the south-east until you reach Trou d'Enfer.
(11) At Trou d'Enfer, leave the path and follow the road to the hamlet of Créhal.
(12) At Créhal, turn northeast and arrive at the church square in the village of Groix.
(13) Take Rue du Général de Gaulle, then Rue des Coureaux to return to Port Tudy and the Hôtel de la Jetée (S/E).