Stock photography, photos: Logjam Stock photos of A logjam caused by an avalanche in the Canadian Rocky Mountains. Photograph: © Brian Ewing Click for a larger image and more information Keywords associated with this stock photo: log,logs,logjam,logjam,water,floating,lake,mountain,avalanche,snow,blocking,dam,jammed,jamming,float,moss,rot,rotting,Brian Ewing,Ewing