Ключевые слова: ancient, architecture, building, caribbean, castle, city, coast, construction, el, exterior, fort, fortification, fortress, historic, horizon, iron, island, juan, landmark, military, monument, morro, nature, ocean, old, puerto, puerto rico, rico, rocks, sanjuan, sentry box, shore, sky, spanish, stucco, tourism, tower, travel, tropical, usa, vacation, wall, war, watchtower, water,