Alu ancient cave is known as "the first cave in Yunnan", 200 kilometers from Kunming, is located in Lusi County 5 kilometers. Also known as Luyuan Cave, Alu Ancient Cave is a group of strange and spectacular underground cave group, that is, underground karst landforms, and the stone forest landscape is similar, stone forest on the ground, Alu Ancient Cave is underground, it is one of the most spectacular natural caves in Asia.