Tianshidong is also known as Changdaoguan, is the main Taoist view of Qingcheng Mountain. It is rumored that in the end of the East Han Dynasty, Zhang Daoling, the founder of Tianshi Road, used to cultivate sermons between the third mixed-yuan top cliffs on the mountainside of Qingcheng Mountain in Guanxian County, Sichuan Province, commonly known as Tianshidong. The original view was destroyed early, and the Qing Dynasty was rebuilt. There are three temples, three Qing Palaces, three imperial palaces and Huang Dixuan. It is an important shooting location for travel to the west.