Climb of the Port de Balés from Mauléon-Barousse (HC, 19.2 km, a. 1755 m, a.s. 6.2%, m.s. 10.3%), climb of the Col de Peyresourde from Bourg d'Oeuil (cat. 1, 9.7 km, a. 1569 m, a.s. 7.8%, m.s. 9.9%) and descent to Loudenvielle in stage 15 of the Tour de France 2007. Featuring a.o. Alberto Contador, Michael Rasmussen, Cadel Evans, Juan José Cobo, Alexandre Vinokourov, Kim Kirchen, Haimar Zubeldia, Juan Manuel Garate, David Arroyo, Christian Vande Velde.