 Among other alternatives, it has been suggested that it was situated near the Bois Noir at Saint-Maurice or at the foot of the Pic du Blanchard near Saint-Gingolph.The landslide is now thought to have occurred on the mountain of Le Grammont, near Les Evouettes at the point where the Rhône empties into Lake Geneva.Such collapses, known as "éboulements" or "bergfalls", are not uncommon in the Alps; in October 1963, the collapse of the side of Monte Toc in Italy caused 260 million m³ of debris to fall into the lake behind the Vajont Dam, sending a wave of water into the valley that killed up to 2,500 people.