Col du Tourmalet is a Cat HC climb in Hautes Pyrenees. The summit is 2115 metres altitude. The road D918 connects the Vallées des Gaves to the west with Vallée de Campan to the east. It is the most used climb in the Tour de France. 2014 will be the 83rd time it has been used, including 2 stage finishes at the summit in 1974 and 2010 and 3 at La Mongie.