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Park in the car park of the Amoco Cadiz Shipwreck Museum (Ancre an Eor).
Red and white GR® trail markers
(S/E) From the car park, take Rue du Port opposite the Amoco Cadiz anchor and immediately turn left onto Rue des Pêcheurs. Follow theGR®34, continue along Rue de Kerdéniel then Chemin du Beg to Pointe de Penvir.
(1) After the point, continue to follow theGR® which runs along a cove and then heads towards Porsguen beach.
(2) Pass another rocky point, walk along a new cove to reach a point facing Île Carn. At low tide, you can take a detour to Île Carn to see the burial mound and covered passage.
(3) Continue along the coast and then walk along the large Tréompan beach until you reach a junction with aPR® trail, just before Rocher du Serpent (Roc'h ar Sarpant on the map).
Yellow markings
(4) At the junction with thePR®, leave theGR® and turn right onto the path and then the road taken by thePR®, leaving the campsite on your left, then turn right onto Rue Theven Clegueren, then left onto Rue Lesteven and you will arrive at a junction.
No markings
(5) Turn left onto Chemin de la Flosque, continue straight ahead, crossing the D26 (Rue de Kervao) with caution, and continue straight ahead on Chemin de Kervao. To rejoin thePR® at Kervao, turn left onto the path.
Yellow markings
(6) Continue on thePR®, at the intersection of twoPR®s, turn right onto Rue Lanveur, go through a roundabout and continue straight on Rue de Gare until you reach the intersection with Rue du Coum on the right.
(7) Continue to follow thePR® on this street, which goes around a school, then, in a curve, turn left onto Rue de Bar al Lann and, at the first intersection, turn left to continue following this street. Cross Rue du Port, take the cul-de-sac opposite and immediately turn left onto the path towards Pointe du Guilligui.
(8) At the intersection with theGR®, continue straight ahead and climb up to Pointe du Guilligui
(9) At the point, enjoy the megalithic site and the superb view of Porsall and its harbour, then turn back.
(8) At the intersection with theGR® trail, take it on the left to a car park next to a fishmonger's. At the roundabout, take Rue du Port.
(10) Follow theGR® (D168) to the car park of the museum dedicated to the sinking of the Amoco Cadiz (S/E).
Visorando member
Easy 
