Introduction to Hulukou: It is a cliff-mountain valley landform. The valley is covered with mica-red colored stones. The relative height of the 400-meter valley is 80 meters, forming 7 cascades of pools and waterfalls, including red waterfalls, fairy baths, stone landscape gardens, Shuanglong Cliff, Beast Head Cliff, Rock Painting Corridor, Natural Bonsai, Flying Stones...the many picturesque scenery dazzles visitors.