250m past Voilà l'Hiver and 400m past La Route du Rocher Brûlé. Sitstart on the left with the feet in the horizontal crack and exit directly as for Petit Hallali.
From La Roche Acléaude, follow the track on the ridge to the East, the boulder is clearly visible on the left, just before the intersection with La Route de l'Hallali.
Author: Manuel Marquès
Author: Manuel Marquès