The pack climbs Peyresourde pas during the ninth stage of the Tour de France cycling race over 168.5 kilometers (105.3 miles) with start in Saint-Girons and finish in Bagneres-de-Bigorre, Pyrenees region, France, Sunday July 7 2013. (AP Photo/Christophe Ena)

Photos: 2013 Tour de France – Week 1

The 100th edition of the Tour began June 29 and will cover 3,479 kilometers (2,162 miles) before before an unusual nighttime finish July 21 …