Park in the car park on the D26 at Col de Coupe.
(S/E) Head towards a sheepfold and take the south-bound path which leads to a track. Join the track and follow it to the right. You will soon reach a path junction.
(1) Take this path on the left and climb through the woods. Continue to the summit and reach another path junction marked by a cairn.
(2) Take the path on the left which goes round the Pic d’Arneille. Reach the peak.
(3) Enjoy the beautiful view here, taking in the Pic du Midi, the Signal du Bassia, the Col du Labat and the Casque de l'Héris.
Begin the descent by continuing straight ahead until you reach a track.
(4) Take the track on the right to reach the cairn junction.
(2) Follow the same route as on the way up to return to the car park (S/E).