Ключевые слова: ancient, architecture, art, building, castle, da, deep, europe, european, famous, garden, gothic, ground, heritage, historic, historical, history, hole, iberian, initiatic, initiation, landmark, lisboa, lisbon, luxury, mansion, masonry, medieval, moat, moss, old, outdoor, palace, park, portugal, portuguese, quinta, regaleira, romantic, sintra, staircase, stone, subterranean, tourism, tower, travel, tunnel, underground, well,