Pha Sert Hot Spring is located on the edge of the Pong Nam Ron creek. Ban Pha Serit Phatthana, Village No. 6, Doi Hang Subdistrict, Mueang Chiang Rai District Chiang Rai In the past, Pha Sert hot springs were located in the marshy area near the Kok River. In the rainy season, the amount of water in the Kok River floods the hot spring area for several months and a serious lack of hot water use, only the bamboo shoots are soaked and boiled. Later, in 2002, Doi Hang Subdistrict Administrative Organization initiated the development and improvement of the landscape around Pha Serd Hot Spring. by requesting a budget from the Chiang Rai Provincial Administrative Organization and the budget of the Doi Hang Subdistrict Administrative Organization until the present Development and improvement has been completed to a certain extent, Pha Serit hot springs can open a large open-air public bath for health, a mineral bath building, a separate mineral bath with a spa system, 3 buildings, 8 rooms, T...