Sun Moon Lake is the largest fresh lake located in Yuchi Township, Nantou County, Taiwan. I The area around the lake is home to the Thao tribe, one of aboriginal tribes of Taiwan. Sun Moon Lake surrounds a tiny island called Lalu. The east side of the lake resembles a sun while the west side resembles a moon, hence the name. Many people just stay here relax for two or three days or riding bike along lake shore trail.