Introduction to the Eighteen Pans: is a mountain road paved artificially with red stones and red slates. The slates are smooth and rusty, and some are shaped like hoof prints, which is evidence of the ancient Silk Road in the past. . Along the stone steps, there are a total of 298 turns, which is Junjiguan. It is said that this stone road was expanded and rebuilt by Wang Jiayan of Xiazhuang, Shanxi. The specific year needs to be verified, and the age of this road is estimated to be one year old. More than a thousand years of history.