Go to the lobby to introduce: is the "Ancient Fantasy". The cave hall is arched, 21 meters high, nearly 27 meters wide, about 120 meters long, and covers an area of ​​2,150 square meters. It slopes from west to southeast. It is divided into three halls: ancient fantasy, stone refining, and heavenly Qing. There are more than 50 large and small scenic spots. Among them, the famous "Eight Jade Dew Scenes" are: "Ancient Fantasy Mirage", "Lianshi Shenhuo", "Jade Pond Bearing Dew", "Shadow of Shenlong Pagoda", "Fuxi's Hometown", "Strange Sky-Mending Stone", "Cloud Sky Pillar", "Nirvana Phoenix".