castro de santa trega, galicia, spain

landscape rock hill mountain nature ruins terrain coast reflection tree sea river geology flower valley cliff autumn ancient antiquity archaic architecture baixo castro celtic celts circle culture europe fort galicia guarda hills historical history homes indigenous landmark lieu mino monument mountains obsolete old pontevedra province rio ruin rural santa settlement site spain stone tecla tegra traditional trega tui tumbledown view village wall southernmost famous point coast delta mino