35km from Udon Thani. The Park covers the area of 769,424 acres, on the Phu Phan Noi Mountain range, Tambon Tub Kung, Amphoe Nong Saeng. Phu Foi Lom is Considered one of the best nature studies centers in the norteastern region of Thailand.There are demonstrations of integrated gardens and a wild orchid park created to salute the 60th birtday of Her Majesty Queen Sirikit, The view of downtown Udon Thani can be seen from the park's headquarters. Moreover, Camping is also permitted within the park.