Introduction to the Imperial Stele Pavilion: The Imperial Stele Pavilion is an octagonal pavilion located behind the Yuwang Palace. Inside the pavilion is a Qianlong imperial stele. The head of the stele is engraved with the pattern of two dragons playing with beads. The inscription is the five-character poem written by Emperor Qianlong during his visit to the Yuwang Terrace in 1750. Book.