Vajont Dam - Casso Village - Disaster - A View Of Casso Village. On 9 October 1963 A Massive Landslide (Monte Toc) Fell Into The Reservoir. The Water To Overtop The Dam In A Giant Wave That Devastated Longarone, Casso And Erto Villages. Died 1917 People. In This Photographic Glimps You Can See Casso Village Today. Photo