Ключевые слова: abyss, antiquity, backdrop, background, cave, cavity, ceiling, cone, corrugation, damp, dampness, dark, darkness, dungeon, excursion, hall, helictite, hiking, huge, humidity, illuminating, inside, inwardly, karst, labyrinth, landmark, landscape, light, lighting, mineral, moisture, mountain, nature, pattern, rock, searchlight, sights, speleology, spotlight, stone, template, texture, tour, travel, tunnel, underground, walking, wall, water, wires,