aerial view of the walls and a ruined keep of the castle of calatanazor at dusk, in soria, spain

calataaplusmn azor soria sunset calatanazor castilla leon castle spain history mediaeval architecture travel village ruin fort ancient hill town castile sky wall building stone trip antique famous place historic destinations blue fortification fortress landmark picturesque tower keep spanish fortified aerial view aged heritage medieval touristic evening exterior cloud old historical tourism pink