The Cent col Challenge is a cycling challenge to ride 100 cols in 10 days. Each stage averages 124 miles (200 km) and includes 14,764 feet (4,500 m) of climbing. There are three different route options, either in the Alps, Dolomites, or Pyrenees.
involve climbing 100 Cols in ten days, cycling approximately 200 kms per day with rough average of 4,500 metres of ascension on each stage. The routes are inspired by the beautifully designed “Randonnées Permanentes” of the Club des Cent Cols. As well as including most of the Classic Climbs, the jewels of these routes are the many lesser known climbs