The giant pit is incomparable, don't come. There is nothing to play and you have to wait for a long time. If you want to come, be mentally prepared. It is said that it is a 20-minute bus. We waited for at least an hour. And there are only one or two places where you can take pictures, and the inside is very small, with only two observation decks. Low cost performance, low playability, poor experience, average scenery,