From Oloron Sainte-Marie, take the direction of Aramits on the road D 919. In Aramits, turn on the right on the place Guirail, following Aventure Parc® direction. Stop at the parking's park of Aventure Parc®. From the car park head towards the Parc Aventure® and go up the dirt path on the right. Go up the Crête de Talou Gouloume. Carry on and on the way down leave the left-hand track to reach the Col d'Andillon.