Western Valleys Natural Park

The Aragonese Pyrenees comprise one of the most vertical and breathtaking parts of the spectacular Pyrenees mountain range.

Estañ lake

Bordering the province of Navarre to the west and France to the north, the valley of Ansó is the westernmost of the valleys that make up the Jacetania region.

Acherito peak

One of the most emblematic mountains in the Selva de Oza is the Castle of Acher (2,384 metres).

Castle of Acher

This remote Aragonese valley is one of the most unknown and beautiful in the Pyrenees.

Bisaurin peak and Lizara refuge

One of the most famous excursions in the Natural Park of the Western Valleys is the source of the river Aragón-Subordán and the Ibón de Estanés.

Aguas Tuertas

One of the peaks with the best views of the whole Selva de Oza is Chipeta Alto (2,189 metres).

Chipeta Alto

One of the most beautiful peaks in the Western Valleys Natural Park is the Mallo de Acherito (2,374 metres).

Acherito