Introduction to underwater tours: The underwater tour area consists of four parts: a slope corridor, a horizontal corridor, a visiting corridor, and the original site of the underwater inscription. Audiences must take the 91-meter-long escalator to slowly enter the water, pass through a horizontal corridor of about 150 meters, step into the 40-meter-deep viewing corridor in the heart of the Yangtze River, and see the White Crane Liang inscription through 23 circular observation windows. The original appearance of the carving.