The park is located in the county of Lleida among the districts of Alta Ribagorça, Pallars Sobirà, Pallars Jussà and Vall d'Aran. You can divide in two sectores: Aigüestortes and Sant Maurici. The first sector is accessible from Alta Ribagorça through the valley of Boí and the second in Pallars Sobirà if accessible from the valley of Espot.
It has a surface of 40.000 Hectares, although the park occupies some 14000, with abundant ponds and lakes (more than 200), creeks, torrents and cascades. Their origin is glacial, about 50.000 years ago the glaciers erode the landscape until leaving it with the current aspect; the bends of the high mountain are in fact giving the name to the park.
In the routes that are described can be appreciate the wide variety of flora (forests of black pine, fir) and fauna (ibex, golden eagles, salamanders...) that it will encourage you to visit him.