Park in the Col d'Aspin car park.
(S/E) As the pass is an important crossroads for trails, take the path that climbs the most. Enter the woods and continue climbing until you reach the watering hole called Hount de les Saliès.
(1) Continue along the edge of the forest to reach the end of the clearing.
(2) Follow the same route for the return journey (S/E).
. The rest of the hike was much easier, which is what I was looking for. Beautiful views.