Wulai District is located in the southeastern part of Taipei County at the confluence of the Nanshih River and Tonghou River. With its picturesque valleys, forests, rivers and high mountains, Wulai it is known as the "back garden of the greater Taipei area." Wulai is also a popular hot spring destination. The springs here are fed by slightly alkaline carbonic acid water that is clear, potable and bubbles out at a temperature of about 80 degrees centigrade.