The Aiguilles Rouges (Red Peaks) are a crystalline mountainous massif of the French Prealps, opposite the Mont Blanc Massif. The colour of the iron rich gneiss (metamorphique) mountains gives the range its name. The highest summit is the Aiguille du Belvédère at . At the southern end of the range, Le Brévent at is accessible by a cable car in the Planpraz and the Brévent sections.