a crystal-clear paradise of peace and tranquility
Aigüestortes i Estany de Sant Maurici National Park has the characteristics of Pyrenean areas of high mountain, which gives it its main distinguishing feature water. This park's setting is characterised by crystal-clear waters that run through the numerous lakes and rivers, that enrich this Pyrenean landscape. Next to the torrents and waterfalls stand leafy forests which, when its snows, are stunning. However, not only is the landscape noteworthy, its biological treasures are extraordinary. It is a true paradise for nature lovers: lakes, torrents, waterfall, peat bogs, rocky ground, rugged peaks and leafy forests of hooked pine, fir, wild pine, birch and beech, are home to interesting alpine or northern plants and animals.

The Vall de Boí is a narrow, steep-sided valley and a small municipality in the Spanish province of Lleida, in the autonomous community of Catalonia (also known in Spanish as Valle de Bohí). It lies in the northeastern corner of the comarca of Alta Ribagorça, on the edges of the Pyrenees. It is the largest municipality of the region, with its main town being Barruera.

The valley is best known for its nine Early Romanesque churches, making it the site of the densest concentration of Romanesque architecture in Europe. It was designated as a World Heritage Site by UNESCO on 30 November 2000. The valley also includes the highest ski resort in the Pyrenees, at Boí-Taüll, and borders the Aigüestortes i Estany de Sant Maurici National Park which lies to the northeast.