stone walls of ruins of ancient roman settlement in castro of são lourenço, vila chã - esposende portugal

rock ruins wall tree garden woodland grave trail stonewall plant geology stream forest flower boulder yard old stone houses from roman civilization that settled this area castro lawrence vila chã esposende portugal walls top mountain ancient settlement são lourenço scenic environment eucalyptus detail typical trail nature structure civilization defense past antique history roman excavations historic historical outdoor stone 4th century bc bronze age citania romanization defensive system archeology archaeological village fortified destination travel tourism culture touristic mountain forest construction circular settlement ancient old ruins landscape saint lawrence sao lourenço castro esposende cha portuguese portugal europe