The important temple, Wat Phumin in Nan is the most well-known in Nan Province. A chronicle of Nan says that the temple was founded in 1596 AD (B.E. 2139) by the Phrachao Chetabutpromin, the ruler of Nan. It was originally named after it's founder but was renamed later.
The most important structure in the temple is the ordination hall, only one of its kind in Thailand. It was built in Jaturamuk style with four gates in the principal directions with huge railings of the naga in an alarming mood (Nak Sadung). In the middle of the staircase, bodies of the nagas support the orgination hall. In the middle is seated four hugh Buddhas of Maravijaya (Subduing Mara) facing each direction. The images are on an elevated base with the backs leaning against each other so a person entering the hall will face one of the images. The temples unique mural paintings are of four themes - Jataka (story of Lord Buddha), folk stories and the way of life of Nan people.