On the road from Poubreuil to La Fresnais, as you leave Poubreuil, take the first dirt track on the left.
Park in the bend on the left, which allows you to explore the megaliths on either side of this bend.
(S/E) Head west and continue straight on until you reach the junction of four paths.
(1) At the crossroads, carry on straight ahead. Walk past the Allée Couverte, known as the Croix de Saint-Pierre. At the next junction, turn left, heading south. There’s a commanding view over the Étang du Val. You’ll come to a T-junction.
(2) Turn right for a closer view of the lake, then retrace your steps and continue straight ahead. You’ll return to the first junction where you started.
(1) Turn right to return to the car (S/E).