This avalanche was triggered by two snowmobilers riding in the flats below this slope. The avalanche debris covered their tracks. Avalanches triggered from the flats are a sign of very unstable conditions. Photo: GNFAC
This avalanche was triggered by two snowmobilers riding in the flats below this slope. The avalanche debris covered their tracks. Avalanches triggered from the flats are a sign of very unstable conditions. Photo: GNFAC