Ключевые слова: ancient, architecture, beautiful, building, center, city, cityscape, color, colorful, culture, douro, downtown, embankment, europe, european, exterior, famous, historic, historical, history, house, landmark, old, oporto, port, porto, portugal, portuguese, ribeira, river, riverside, sky, square, street, tourism, town, traditional, travel, typical, unesco, urban, view, water,