Ключевые слова: above, aerial, ancient, architecture, building, castle, colorful, day, europe, european, famous, forest, fortress, heritage, hill, historic, historical, history, horizon, landmark, lisboa, lisbon, mountain, museum, national, old, palace, palacio, panorama, panoramic, park, pena, portugal, portuguese, royal, sintra, sky, summer, tourism, tower, travel, tree, view, world, yellow,