The crown of the world cave - National AAAA-level Lijiang Guanyan Scenic Area is located in the lawn Hui Autonomous Township, 29 kilometers south of Guilin City. It is located in the middle of the Lijiang River with beautiful scenery. Its natural landscape, pastoral scenery and local customs are unique. It is the only tourist scenic area developed in the essence of Baili Lijiang River. Known as the "Lijiang Pearl" and "Lijiang Zero Distance Scenic Area". Guan (guàn) rock is an underground cave with a thousand years of human history. It was formerly known as "Ganyan" due to the spring water in the cave, and later changed its name to "Guanyan" because of its mountain shape as a crown. As early as 1637, Xu Xiake came here to become the first famous person to explore the cave in Guanyan, and he recorded Guanyan in detail in "Xu Xiake Travels", and the name "Guanyan" was obtained by him. Guanyan Scenic Area covers an area of more than 6,000 mu, forming the largest comprehensive tourist resort in Guilin with Guanyan Underground River as the center, integrating tourism, conference recuperation, accommodation and entertainment. Among them, the crown rock is 12 kilometers long, the cave is large in scale, the momentum is magnificent, the stalactites are dazzling and colorful, and the existing cave is 3 kilometers long. There are 5 ways to visit the cave, take the sightseeing slide, take the sightseeing elevator, take the small train in the cave, and walk in the underground river pontoon bridge. The tour takes about 90 minutes.