The ghostly lights wind up from the base of the mountain. Heart rates are also rising. Held in subzero conditions, this night race takes place on one of the world's most notoriously treacherous downhill skiing courses -- but these hardy souls are tackling it in the opposite direction.
CNN's Christina Macfarlane looks back at the history of Austria's Kitzbuhel ski race.
Swiss downhill skier Didier Defago on preparing for Sochi which could be his final Olympic appearance.