From Luz-Saint-Sauveur, head towards Gavarnie-Gèdre on the D921. At Pragnères, park in the large car park opposite the hydroelectric power station.
(S/E) From the car park, cross the road carefully and take a small lane opposite the pedestrian crossing (signposts and information boards). Follow this lane to a footbridge.
(1) Cross the footbridge over the Bat Barrada stream and follow the path on the left to a forest track.
(2) Just after the first bend in the track, take a path on the left towards the hamlet of Pragnères dessus. Then rejoin the forest track heading south-east and following the left bank of the Bat Barrada stream.
(3) At another bend in the forest track, turn left onto a path in the middle of the bend and follow the stream on the same bank.
(4) Cross the Crabiou Bridge to reach the other bank of the stream (right bank) and stay on this path to reach the Cirque de Lis or Érès Lits.
(5) At the cirque, turn around and return to the car park (S/E) via the same route.
