This is an ancient bridge in Jianshui County, Yunnan Province. The two rivers formed the pattern of Shuanglong Bridge and Seventeen-hole Bridge. Although the river is not logistics now, the stone bridge still stands on the river. As the construction of the stone bridge, there are pavilions in the middle, which is indeed relatively rare. It is not bad for two or three hundred years, and it has also left a strong stroke on the construction of China's stone bridge. Come to Jianshui to visit this historical site, let us feel the greatness and weight of China's history of building stone bridges. The surrounding scenery of the bridge is good, you can take a look by the way.