At the "City Gate and City Wall" area, you can visit exhibition areas such as the Land City Gate, the Water City Gate, and the South City Wall Section of Liangzhu Ancient City. You can also visit simulation models of Liangzhu Ancient City, Shimao Ancient City in Shaanxi Province, Panlong Ancient City in Hubei Province, and Pingyao Ancient City in Shanxi Province to understand the evolutionary history of Chinese wall construction.