Castillo d'Acher karst limestone escarpment, Spanish Pyrenees, above wooded Hecho valley, Huesca, Aragon, Spain. July 2009.

---

Size: 4132px × 2755px
Location: Hecho valley, Huesca, Aragon, Spain
Photo credit: © Nick Upton / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: blue, cliffs, escarpments, europe, formations, geology, karst, landscape, limestone, mountain, mountains, peaks, pyreneean, pyrenees, rock, scenery, scenic, sky, spain, spanish, trees, wild, woods