Ключевые слова: arrival, astronomy, barren, caldera, canary, canyon, ceiling, cloud sky, cloudscape, color image, covering, day, environmental conservation, europe, extreme terrain, fog, health spa, igneous rock, island, la palma canary islands, landscape, looking, mountain, mountain range, national park, natural condition, natural parkland, nature, nature reserve, no people, observatory, outdoors, preserves, research, rock object, rock formation, roque de los muchachos, science, sky, social issues, spain, technology, tourism, travel, travel destinations, vacations, volcanic crater, volcanic landscape, volcanic rock, volcano,