Probably the route with the highest category in the whole area. This route has become a classic since it allows skiers to cover in just one day the headwaters of the valleys of Eina, and la Riberola. The access to these valleys is quite laborious for the people who live on the southern side of the Pyrenees mountain range because the starting point of the routes is quite far and the natural access to valleys is hardly practicable with skis.
From Planoles to Ribes de Freser through the mining route of les Ferreres de Ventolà. Route 1
The route suggests discovering the patrimony of the hydroelectric power of the Freser River, which is still on active service.