The valley of Wulaokeng River is located in the boundary of Dong Mountain (Dongshan) town and Su-ao Township. Mountains, forests, and streams in this area are weaving into beautiful scenery and make this place well-known as Wulao Forest and Spring. Earlier, it was famous as a good place to play with water, and now, it is one of the New Eight Views of Lanyang. Fishing, catching shrimps, Bar-B-Q, playing with water as well as birds observing are all recommended activities. In this place, different sections including camping area, Bar-B-Q booth are arranged and equipped with good facilities. For example, the camping area is so well-equipped to meet the international standard, and is the largest one in Taiwan, which allows 5,000 campers.