Rotating aerial 4k shot of the old Stari Bar fortress in Montenegro with the city of Bar and the Adriatic sea in the background on a cloudless sunny summer day

fortress fort aqueduct montenegro adriatic city historical history ancient roman byzantine walls castle cloudless summer sunny travel traveling vacation landmark sightseeing houses buildings civilization coastal sky clear ruins roofs town settlement defenses fortification mediterranean hills valley trees caesar roma bar archeology view sea flag typical trip living historic visiting