located in the National Reserve forest of Pan Don-Pa Ko, about 30km from downtown Udonthani. The park covers the area of 769,424 acres, on the Phu Phan Noi Mountain
range, Tab Kung sub-district, Amphoe Nong Saeng. Phu Foi Lom is considered one of the best natural studies centers of the northeastern region of Thailand. There are demonstrations of integrated gardens and a wild orchid park created to salute the 60th birthday of Her Majesty Queen Sirikit.