It originates in the Tenasserim Mountains. It is a hot spring with a temperature of 49–58 degrees Celsius. In winter, the hot steam rises in the mornings as a beautiful mist. There are three types of thermal pools: a clay pool, a pool where the hot water flows and which is surrounded by natural vegetation, and a tiled pool for bathing in natural thermal water.

Location: Village No. 7, Ban Huai Phak, Suan Phueng Subdistrict, Suan Phueng District, Ratchaburi Province

Price for bathing in natural hot springs: Thai adults 30 Baht, children 10 Baht; foreigners: adults 50 Baht, children 30 Baht.

Tiled pool: Thai adults 50 Baht, children 30 Baht; foreigners: adults 80 Baht, children 50 Baht.

Foot bath: A square cement basin with a raised edge for sitting and soaking feet. Thermal pool, Bo Klueng

Open Monday-Friday 8:00-17:00, Saturday-Sunday 8:00-18:00, admission 5 Baht