There is a free car park, accessible directly from the road, at the start of the walk. It is situated at the lay-by on the D1118.
(S/E) Head due east along the wide track; you’ll soon reach a Y-junction.
(1) Leave the track and take the path on the right to reach the viewpoint overlooking the Gouffre de l’Œil-Doux.
(2) Turn right to begin your walk around the chasm. You’ll reach the junction leading to the lake.
(3) Take the path on the left to descend into the chasm.
(4) Return to the previous junction.
(3) Turn left to complete the circuit and return to the initial junction you passed on the way out.
(2) Turn right and follow the route you took on the way there in the opposite direction to return to the car park at the lay-by on the D1118 (S/E).