Ключевые слова: above, aerial, ancient, architecture, boat, bridge, building, center, city, cityscape, day, dom, douro, downtown, europe, evening, famous, historic, historical, history, landmark, light, luis, luiz, metro, old, oporto, panorama, panoramic, ponte, porto, portugal, portuguese, railway, river, roof, ship, sky, summer, sunrise, sunset, tourism, town, traditional, train, tram, travel, view, water, wine,