Introduction to Immortal Bridge: Located next to the ancient plank road, it is a stone bridge built in the Ming Dynasty. It is fifty meters long and twenty-five meters high. It has a rigorous structure, solid and simple structure. According to legend, people from 18 prefectures and 96 counties in the five provinces of Jin, Hebei, Shandong, Henan and Qin participated in the construction. It has made great contributions to the economic and cultural exchanges between Shanxi and Henan.