Aneto Mountain is part of the Pyrenees mountain range and is located in the province of Huesca. Aneto Mountain top altitude 3404 meters is the highest peak in the Pyrenees, and the third highest mountain in the whole of Spain. The mountain is located in northeastern Spain, practically on the border with France. The top, which lies at the foot of the picturesque valley of Benasque, part of the mountain massif Maladeta relating to the nature park. Mountain consists of rocky breeds mainly Paleozoic and Mesozoic periods.

On the northern slope of the mountain is the largest glacier in Spain, the area of ​​which currently stands at 79, 6 hectares. Unfortunately, because of global warming, gradually decrease the size of the glacier. It is known that in the 19th century its area is more than 200 hectares, while by 1981 it had decreased to 106, 7 hectares.

The peak of Aneto is very popular among climbers. The rise to the top is considered relatively uncomplicated, and the ascent takes about 12 hours. It is noteworthy that the first ascent of the peak Aneto was committed Plato Chikhacheva Russian officer in July 1842. In 1848 it was made the first winter ascent of the mountain, which made Roger de Monts, B. Kurezh, B. and B. Paget. The path to the top has its origins in the "safe haven Renklusa" and runs along the longest part of the glacier. From the summit offers an unforgettable, amazing contrast form the snowy peaks of Maladeta massif on the north side and a green valley in the south of Alto.