More informations : http://www.valthorens.com/winter-en/val-thorens/live/news/news-detail/setting-off-an-avalanche-with-the-ski-patrollers.378.a728.html
More informations : http://www.valthorens.com/winter-en/val-thorens/live/news/news-detail/setting-off-an-avalanche-with-the-ski-patrollers.378.a728.html