Ключевые слова: ancient, architecture, attraction, bastion, belem, belem tower, building, castle, coast, culture, de, defence, europe, european, famous, fort, fortification, fortified, fortress, gothic, green, heritage, historic, historical, history, landmark, lisboa, lisbon, medieval, military, monument, old, outdoors, place, portugal, portuguese, river, stone, tagus, torre, tourism, touristic, tower, travel, tree, trip, unesco, vacation, watchtower,