This triple natural arch is located on the rocks above the barns of Charbonnière and visible on the side of the trail which climb up to Désert de Platé (a vast lapiaz) near the village of Plateau d'Assy in Haute-Savoie department of France. The largest opening of the double pillar arch has 3.5 meters of height. The two others are 2 meters and 1.5 meter of height. The smallest third opening provides full frame on Mont-Blanc mountain (4810 meters in altitude).  IGN topographic map Top 25 number 3530 east Samoëns (pleat I2).