Locals call it “Ta Bo”, meaning hot and cold spring, as the water is warm in winter and cool in summer. (Photo: VNA)

No matter what the weather is like, water level on the spring always remains the same. (Photo: VNA)

It has been promoted as a tourist destination and protected by both residents and local authorities. (Photo: VNA)

A water wheel of local Thai ethnic residents (Photo: VNA)
VNA