Lost City is a large Egyptian-themed water park in Zhuhai, with slides, a long lazy river, and a wave pool. It is not a cultural sight, but it is a useful family stop if the weather is hot and children need a break from temples, museums, and border logistics.
The appeal is straightforward: water rides, splashy sets, and enough space to spend several hours. Check current opening times before going, as outdoor water parks in southern China can change schedules with the season and weather.