menhir of arlobi, gorbea natural park, alava, spain

age alava ancient araba archaeological archaeology archeology arlobi basque bizkaia country euskadi gorbea gorbeia gorbeialdea grassland heritage historic history landscape meadow megalithic menhir monument mountain murgia murguia natural nature paleolithic park pillar pre prehistoric prehistory primitive range rock sarria scenery spain stone vitoria vizcaya zuia zuya