Ключевые слова: ancient, architecture, attraction, boat, cable, car, city, cityscape, culture, day, destination, douro, downtown, europe, european, famous, historic, historical, history, interest, landmark, mediterranean, old, oporto, outdoors, panorama, place, port, porto, portugal, portuguese, red, river, road, scenic, sightseeing, sky, sun, sunlight, sunset, tourism, town, traditional, travel, typical, urban, view, vintage, water, wine,