The Port de Larrau (Puerto de Larrau) (elevation ) is a mountain pass on the France – Spain border in the western Pyrenees between the department of Pyrénées-Atlantiques, France and Navarre, Spain. The climb from the French side was used in the 2007 Tour de France. The true summit of the pass is at and is near the Pic d’Orhi (), the most westerly mountain over 2000m in the Pyrenees. In the Basque language the pass is known as Uthurzehetako Lepoua. Details of the climb The pass is situated south east of Saint-Jean-Pied-de-Port. Starting from Auberge de Laugibar (north east), the Port de Larrau is long. Over this distance, the climb is (an average of 7.9%) with long sections at over 10% and the maximum gradient of 13% near the summit. Between the village of Larrau and the summit the climb passes over the Col d’Erroymendi at . Starting from Ochagavía (Navarre, Spain), the Puerto de Larrau is long with a 100 m. tunnel near the summit. Over this distance, the climb is (an average of 4.2%) with a maximum of 8%. Tour de France The climb first appeared in the Tour de France in 1996, when it became the final Tour de France climb to be ridden by five-times race winner Miguel Indurain, who lost out heavily here. The climb from the south featured in the 2007 Tour de France on the stage 16 from Orthez to Gourette Col d'Aubisque. This was probably the hardest climb in the 2007 Tour, sustaining almost the same gradient as the Col de Menté, but twice as long. Appearances in Tour de France References External links Detailed summary of climb Mountain passes of Nouvelle-Aquitaine Mountain passes of the Pyrenees Mountain passes of Spain France–Spain border crossings