The avalanche broke on a layer of facets underneath an ice crust. Photo: GNFAC Forecast link: GNFAC Avalanche Advisory for Mon Mar 7, 2011GNFAC Avalanche Forecast for Mon Mar 7, 2011GNFAC Avalanche Forecast for Thu Mar 10, 2011Southern Madison, 2011-03-06Access other image sizes:Very Large 1200pxLarge 480pxMedium 220pxSmall 150pxOriginal