Ключевые слова: ancient, architecture, avila, building, castile and leon, castle, city, culture, defence, defense, defensive, destination, europe, exterior, famous, fort, fortification, fortified, fortress, gothic, heritage, historic, historical, history, landmark, medieval, monument, old, outdoor, protection, romanesque, rook, sightseeing, site, spain, spanish, stone, stonewall, stronghold, structure, surrounding wall, tower, town, town wall, travel, urban, walls, world,