Ключевые слова: architecture, building, city, cityscape, culture, destination, downtown, europe, european, exterior, famous, green, heritage, hill, historic, historical, history, houses, landmark, landscape, lisbon, medieval, national, old, outdoors, palace, portugal, portuguese, roof, royal, scene, scenery, sintra, street, summer, tourism, tourist, tower, town, town hall, townscape, travel, tree, unesco, urban, view,