Ключевые слова: archeology, blue, bright, cave, cold, colorful, dark, deep, earth, ecosystem, editorial, geology, grotto, ground, gypsum, history, ice, illumination, inside, karst, kungur, landmark, layer, light, lighting, magic, mine, mineral, mountain, nature, old, ore, quiet, rock, russia, siberia, snow, speleology, stalactite, stalagmite, stone, tourism, travel, tunnel, underground, ural, vault, wall, water, wild,