In the heart of Couserans and its cheese culture, this circuit invites you to climb 3 passes, with an unmissable view of Mont Valier: the Col de la Core, known from the Tour de France, not far from the sumptuous lake of Bethmale, then the cols du Portech and Catchaudegue.


Couserans Pyrenees

On the western part of Ariège, the Couserans and its 18 valleys is a vast territory divided between high mountains, mountains and [...]

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Your itinerary

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1 - From Saint-Girons to Castillon-en-Couserans

From Place des Capots, go up rue Villefranche to reach a roundabout. Take the D618 towards Moulis. In the village of Moulis, continue straight on the Route de la Gare (D618). You will cross Luzenac, Engomer and arrive in Castillon-en-Couserans.

2 - From Castillon-en-Couserans to Col de la Core

In Castillon-en-Couserans, continue on the D4 to Les Bordes-sur-Lez. Take a left onto the D17 towards Arrien-en-Bethmale. You will pass near Lake Bethmale before reaching the Col de la Core.

3 - From Col de la Core to Col in Saint-Girons, via Col du Portech

Once you have paused at the Col de la Core, continue on the D17 to Sentenac-d'Oust. Cross the village and take the D37 towards Alos where you will pass the Col de Catchaudégué then the Col de Portech. You just have to continue straight ahead on the D137 and catch up with Moulis. Take the same route to reach Saint-Girons.

Find the route on Komoot and Outdoor Active.