Introduction to Taiji Tiankeng: Taiji Tiankeng is a major landscape in the Guangwu Mountain Taoyuan Scenic Area. Standing here, it seems like you have entered a tiankeng. According to geologists, this is a typical pot wall landform. , for hundreds of millions of years, the Jiaojia River has been cutting from east to west, cutting the karst mountains here into an S shape. Looking down from the top of the mountain, it looks like a Tai Chi pattern.