40m to the right of La Route de Bois d'Hyver, 100m after the crossing with La Route de la Roche aux Moineaux. Sitstart completely right, traverse to the left on slopers and mantle up at the end.
Follow La Route de Bois d'Hyver and turn right 100m after the crossing with La Route de la Roche aux Moineaux; the boulder is 10m behind a small chaos.
