Tour de France "Hors catégorie" climbs
The following climbs, used in the Tour de France have been ranked Hors catégorie at least once. Hors catégorie is a French term used in cycle races (most notably, the Tour de France) to designate a climb that is "beyond categorization", an incredibly tough climb. Most climbs in cycling are designated from Category 1 (hardest) to Category 4 (easiest), based on both steepness and length. A climb that is harder than Category 1 is designated as Hors Catégorie.