Itinerary from: mountain
Difficulty: This hike is intended for experienced hikers, we advise you to consider this route over 2 days by stopping at the Estagnous refuge.
MTB: Not Accessible
Equestrian: Not Accessible
Markings: White / Red - Yellow
Map reference: IGN TOP 25 map - 2048 OT Aulus - Les - Bains PYRENEES hiking map N ° 6 Couserans - Cap d'Aran
This loop in the Valier massif will take you from beech groves, to summer pastures and then to high mountains; you will walk near the waterfalls, walk along high altitude lakes and see unique mountain cirques: chamois, marmots and large birds of prey.
From St-Girons, take the D618 then the D4 to Castillon-en-Couserans. Cross Bordes-Sur-Lez, 2 km later, turn left on the Ayer road in the Ribérot valley; 6 kms paved, then stony for 1 km will lead to the parking lot of Pla de la Lau (920 m) accessible to buses. Parking: Pla de la Lau
Parking Pla de la Lau 920 m alt. Left Bank
Signs Barlonguère - Peyralade - do not cross the stream, stay on the left bank 980 m alt.
Peyralade stream level 1 m alt, climb a short winding path near the Echelles waterfall. Exit the beech forest 033 m alt
Walk among the mountain pastures Cabane de Peyralade 1 m alt (700 places)
Cross the torrent The path climbs the right bank towards the South then towards the South-East in laces. Barlonguère pastoral hut 2 m alt.
Port of Barlonguère 2 m alt. Descend a scree Etang long 400 m alt.
Follow it along the secure left bank Do not take the east corridor leading to the port of La Clauère Go down north (secure path) to the Etang Rond 1 m alt.
Go around it on the right bank. (a marked path allows on the right, to join the refuge of Estagnous). At the spillway, the path oblique towards the North-West Cabane des Caussis 1 m alt (859 places)
Winding descent to the Nérech waterfall 1 m alt.
Then on the left bank of the Ribérot after the Tute de l'Ours, you walk through beech groves. And we find the way to go 1 m altitude.