Crown face from a human triggered avalanche in the Gravelly Range. Photo: Anonymous Forecast link: GNFAC Avalanche Advisory for Mon Mar 22, 2010GNFAC Avalanche Advisory for Tue Mar 23, 2010Lionhead Range, 2010-03-21Access other image sizes:Very Large 1200pxLarge 480pxMedium 220pxSmall 150pxOriginal