Ключевые слова: aerial, ancient, architecture, attraction, boat, building, center, city, cityscape, daytime, destination, district, douro, downtown, editorial, europe, famous, fishing, from above, heritage, historic, landmark, location, old, oporto, outdoors, panorama, picturesque, place, port, porto, portugal, river, scenic, ship, sightseeing, skyline, street, tourism, town, traditional, tram, tramcar, travel, trolley car, typical, unesco, view, wine,