Puerto de Somport, a mountain pass in the Pyrenees
Puerto de Somport (Col du Somport) is an international high mountain pass at an elevation of 1.637m (5,370ft) above the sea level, nestled in the Pyrenees mountain range on the border of France and Spain.
The pass links the province of Huesca, in northeastern Spain and the Pyrénées-Atlantiques department in south-western France. The road to the summit, also known as 'Port of Aspe or Port of Canfranc, is totally paved. It’s called N330a. The road is accessible all year round, except in adverse weather conditions. The border is situated on the summit of this pass. Its name comes from the Latin ''summus portus'', which means the highest port. It is the main pass in the central Pyrenees. The pass was bypassed by a tunnel, known as Túnel de Somport, open throughout the year.
The pass has been featured in the Tour de France and Vuelta a España races. It’s a steep climb, hitting a 10% through some of the ramps. There are 2 routes to reach the summit. Starting from Accous, the ascent is 28 km long. Over this distance, the elevation gain is 1.202 meters. The average percentage is 4.3 %. And starting from Jaca, the ascent is 28.2 km long. Over this distance, the elevation gain is 822 meters. The average percentage is 2.9 %.