Park at the picnic area located at the intersection of the Route de Brest and the Route de Saint-Renan.
No signposts
(S/E) From the car park, turn left onto the bridge that crosses the ria and follow Route de Saint-Renan for about 150 metres, keeping to the right-hand pavement.
(1) At the second bend, turn right onto the path towards Domaine de Kerjan. Walk past the houses, then turn left at a 90° angle onto the path that leads to a housing estate. Continue along the road in the same direction until you reach a T-junction at the entrance to Manoir du Grand Keruzou.
(2) Take the footpath on the left, opposite the entrance to the Manoir le Grand Keruzou (15th century). After a right turn, you will reach the D67 (towards Saint-Renan).
(3) Cross it carefully and take the path on the right, protected by an embankment and reserved for pedestrians and bicycles. Continue to the Kerlan's restaurant.
(4) Immediately take the road on the left towards the village of Trébabu. Pass the cemetery on your left and continue along Route de la Dairy Farm.
(5) At the intersection with a cross, turn right onto Route de Kerléo, then take the first left, which leads to the Saint-Sébastien Chapel, well worth a visit.
(6) Go down to the Moulin de Kerléo, cross the stream and go back up to an intersection and take the small road on the left to a winding road.
(7) Take this road on the left until you reach a T-junction. Turn left and, after about 150 metres, turn right onto the path and follow it until you reach the junction with the D28 departmental road.
(8) Cross carefully, follow the road opposite and, at the various junctions, continue straight on to Illien Beach.
GR® 34 Red and White markings
(9) Turn left and walk along the beach, climb up the coastal path, follow it and come out onto a road to go around a property.
(10) Follow the road to the right for about 100 metres, rejoin the coastal path and arrive at Grande Plage des Blancs Sablons.
(11) Continue along the coastal path along the beach and over the dunes until you reach the lifeguard station and car park.
(12) Continue along the coast on the dunes until you reach the large car park on the Kermorvan peninsula.
End of red and white markings,yellow markings
(13) Follow the road up to the Kermorvan lighthouse, then after about 300 metres, leave the road and take the rather uneven path on the right that runs along the coast. Follow it until it narrows: in good weather, there is a beautiful view of Ouessant.
(14) Turn right onto the path that is circular, passing through Îlette and its old fort (accessible with caution at low tide).
(15) Continue the circular loop to return to the narrow section.
(14) Turn right towards the south and continue to the entrance to the Kermorvan lighthouse.
(16) A tour of the lighthouse is a must. On the way back, turn right and follow the coastal path that runs along the south of the peninsula. Enjoy the magnificent view of the port and the town of Le Conquet.
End of yellow markings, red and white markings
(13) At the car park, turn right and follow the path that climbs back up to the Route de Kermorvan.
(17) Follow it to the right and take the path on the right that descends to Impasse des Galets with its pretty houses. Turn left and then descend to the right to reach the Passerelle du Croaë footbridge.
(18) Cross the footbridge and, at the exit, continue for 50 metres along the steeply ascending road. Turn left for 100 metres and then turn right up the path through the fields to Rue du Maréchal Leclerc.
(19) Follow it to the left along the pavement until you reach the police station.
(20) Turn left onto Impasse Coz Castel and follow the ria until you reach the car park (S/E).