Ключевые слова: adventure, ambiance, ancient, atmosphere, cave, cave system, clarity, darkness, depth, descent, discovery, echo, eerie, environment, exploration, forest, formations, geology, hidden, journey, light, magical, mystery, mystical, natural beauty, natural light, nature, obscurity, paths, rocks, roots, rugged, serenity, shadows, silence, staircase, steps, stones, surreal, terrain, tones, tranquility, underground, underground river, water, wilderness,