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".