Disembark at the port of Port Cros to begin the hike.
(S/E) Head south-east and take the path on the right that runs along the sea.
Stay on this path, which goes around the Port Cros harbour, until you reach the Vallon de la Fausse Monnaie.
(1) Continue along the coast, then move away from it to reach the Ancienne Batterie du Sud.
(2) Go around the Pointe du Cognet and, via the Circuit des Crêtes trail, find a path on the right that leads to Mont Vinaigre.
(3) Return to the trail and follow a good path through the forest to reach the viewpoint before the Vallon de la Solitude.
(4) Enter this valley and continue downhill to reach the dam.
(5) Follow the path along the right bank to rejoin a small road.
(6) From there, head to Port Cros and then the port (S/E) to return by boat.