News Ride Alpe d’Huez with the Col Collective With 21 hairpin bends, 3,635 feet of climbing, and a max gradient of 13 percent, Alpe d'Huez is one of the most iconic climbs in the world Share this Facebook Icon Twitter Icon Email Icon Join VeloNews.com Like & save favorites, and get a personalized homepage. Join for free Already have an account? Sign In Join VeloNews.com Like & save favorites, and get a personalized homepage. Join for free Already have an account? Sign In Ride the Alpe d'Huez with the Col Collective. Photo: Col Collective