A reference topoguide to discover or rediscover the high mountains of the Spanish Pyrenees, on the other side of the Hautes-Pyrenees.

This guide concerns the mountainous part of the Haut-Aragon, which extends from the outer sierras (forming like a rampart north of Huesca) to the central cordillera. This "small" part of the Aragon includes the comarcas of Jacetania / Alto Gallego, Sobrabe and Ribagorza, old historical entities, to which the Hoya of Huesca (Riglos and Larre) are added. The whole covers some 9,000 km2 of mountains. The author has made the party to show the various aspects of the mountain systems of Aragon: the Sierras north of Ayerbe, whose climbing is trying in summer (unless you leave very early) The vast inner sierras, still poorly known, where are the most amazing mountain landscapes, where forests, Steps and African deserts mingle with coveted oasis The high mountain finally, which counts the highest peaks of the Pyrenees, like the aneto or the posets, Fondellas, Peña Collarada, Peña de Oroel, Pella Montahesa, Grand Pic Erete, Faja de la Pardina, Pineta balcony, Lakes of the Munia, Peak of Espouy, Top of Riglos Mallos: Between Bellows of Glaciers and Karstic Universe, a Solitary Village Vree Veri, the Haut-Aragon is in this twenty-first century a real adventure space.