Ключевые слова: attraction, blue, bottom, calcium, cave, cavern, cavity, ceiling, color, dripping, drop, entrance, excursion, floor, formation, grey, grow, hang, humid, icicle, illustration, image, interior, karst, lava, layer, limestone, mineral, mountain, nature, park, peak, realistic, rising, rock, shape, sharp, sight, spectacular, spiked, stalactite, stalagmite, stone, structure, tour, underground, upward, view, volcanic,