urrieles massif in picos de europa, spain

asturias atlantic awe beautiful beech broadleaf cabrones cantabrian central environment erosion europa european fagus forest friero glacial green hiking landscape leon limestone liordes llambrion massif mountain mountains national natural nature outdoors overlook palanca panderuedas panorama panoramic park picos posada primary range salinas scenic snow spain springtime sylvatica torre torrecerredo trees trekking urrieles valdeon valle view