Ключевые слова: ancient, architecture, beautiful, boat, bridge, city, cityscape, destination, douro, downtown, dusk, europe, european, evening, famous, historic, historical, houses, illuminated, iron, landmark, luis, medieval, night, old, old town, oporto, picturesque, port, porto, portugal, portuguese, ribeira, river, riverside, skyline, sunset, tourism, tourist, town, traditional, travel, twilight, urban, water,