Follow the GR 10 , and it will lead you to sites of remarkable natural beauty ! This unforgettable trekking adventure takes you to the heart of the Central Pyrenees, following an iconic section of the Pyrenees Crossing . Your trek begins in the Pyrenees National Park , with the discovery of three Pyrenean cirques. You start with the majestic Cirque de Gavarnie , an impressive natural amphitheater of limestone, world-renowned for its beauty. From there, you will cross the high-altitude meadows of the wild Cirque d'Estaubé before reaching the base of the steep walls of the Cirque de Troumouse. The route then guides you out of the National Park towards the Néouvielle Nature Reserve . This magnificent region is characterized by its stunning scenery of glacial lakes and mountain pines . Passing through mountain passes and small peaks offering extraordinary panoramas , you can enjoy magnificent views of these unspoiled landscapes , including famous summits such as the Pic du Néouvielle (3091m) and its granite ridges plunging into Lake Aubert. Finally, crossing the beautiful Aure and Louron valleys , you will reach the equally splendid sites of Lake Oô and Lake Espingo, before arriving in Bagnères-de-Luchon , nicknamed the "Queen of the Pyrenees".