![Saint-Jean-Vianney: il y a 50 ans survenait l'une des pires catastrophes de l'histoire du Québec | Le Devoir Saint-Jean-Vianney: il y a 50 ans survenait l'une des pires catastrophes de l'histoire du Québec | Le Devoir](https://media1.ledevoir.com/images_galerie/nwd_899364_716615/image.jpg)
Saint-Jean-Vianney: il y a 50 ans survenait l'une des pires catastrophes de l'histoire du Québec | Le Devoir
Library and Archives Canada - May 4, 1971: St.-Jean-Vianney in Quebec is rocked by a massive landslide that leaves behind a crater 600 metres wide and 30 metres deep. 31 lives were
Cahier 2016-1 Les glissements de terrain à Saint-Jean-Vianney, 45 ans plus tard. Éléments de réflexion par Denis W. ROY Prof
![The St-Jean-Vianney landslide site about 40 years after May 4th, 1971, Saguenay-Lac-St-Jean - Barraclou.com The St-Jean-Vianney landslide site about 40 years after May 4th, 1971, Saguenay-Lac-St-Jean - Barraclou.com](https://barraclou.com/memorial/stjeanvianney/stjeanvianney03.jpg)