Ключевые слова: ancient, architecture, beautiful, boat, bridge, city, cityscape, destination, douro, downtown, dusk, europe, european, facades, famous, gastronomy, glass, historic, historical, houses, iron, landmark, luis, medieval, old, old town, oporto, port wine, porto, portugal, portuguese, ribeira, river, riverside, row, skyline, sunset, testing, tourism, tourist, town, traditional, travel, unesco, urban, water, wine,