Introduction to the Bo people's hanging coffins: The Bo people's hanging coffins are located in a natural inclined cave more than 60 meters above the water surface of Guanhe River. There are 9 and 11 hanging coffins in the cave, with unique shapes and exquisite craftsmanship. The ancestors of the Bo people were a nomadic people. During the Wanli period of the Ming Dynasty, the rulers launched a war of genocide against the Bo people. The hanging coffins of the Bo people that exist in various parts of the country have become an eternal mystery.