Back in 1977 I soloed the Sentinelle Rouge (blue) on Mount Blanc and I would have bet every penny I owned (which was not much) that the Route Major (red) could never be skied.
http://www.planetmountain.com/en/news/snow-ski-skimountaineering/mont-blanc-major-route-ski-descent-by-luca-rolli-and-francesco-civra-dano.html