The Tainan River is a river located in southern Taiwan, flowing through the city of Tainan. It is approximately 30 kilometers long and plays a significant role in the local ecosystem and agriculture. The river is known for its scenic views and is a popular spot for recreational activities such as fishing and cycling along its banks. The Tainan River is also important for flood control in the region. It has been modified over the years to manage water flow and prevent flooding during heavy rains. The river's surrounding areas are home to various wildlife, contributing to the biodiversity of Tainan and its surroundings.