roman ruins with lake. aquis querquennis archaeological site, arched stone door. baños de bande, orense, spain

roman empire settlement arch granite archeological camp querquennis baaplusmn bande castrum historical therms baths structure fortification touristic wall archaeology antique military army history travel tourism europe horizontal ourense monument reservoir ruins spain galicia aquis outdoor heritage archaeological archeology landmark landscape ancient architecture lake site arched stone door baã±os orense province spain