Ключевые слова: abstract, ancient, background, black, bright, cave, cavern, caving, culture, dark, darkness, deep, earth, entrance, exploration, geologic, geology, ground, inside, interior, landmark, landscape, light, limestone, man, mountain altai, mysterious, mystery, natural, nature, nobody, old, orange, person, ray, rock, russia, shadow, siberia, speleology, stone, sun, taldinsky, tavdinsky, tourism, travel, tunnel, underground, wall, warm,