Introduction to Yuquan River: 24 kilometers away from Songbai Town, it is a reservoir located on a high mountain 500 meters above sea level, with a water depth of 30 meters and a length of 12 kilometers. There is a waterfall 54 meters high and more than 100 feet wide at the mouth of the lake, as well as an iron cable swing bridge. There are also two hot springs on the mountain wall beside the lake. Hot spring pools have been built for tourists to bathe.