Jiutian Cave is located in the western part of Zhangjiajie city, and it is one of the natural areas of indescribable beauty, and is considered the largest underground cave in all of Asia. In its roof, this cave consists of 40 huge rooms, 3 rivers, 12 waterfalls, 5 natural bridges and 3 wonderful lakes, as well as the biography of everyone who visits stalagmites and stone columns of various shapes.