Phu Foilom Park Udon Thani Province is a beautiful park located on a plateau surrounding Udon Thani, the area is suitable for hiking and camping. With an area of approximately 192,356 rai of Phu Phan Noi mountain range, Phu Foi Lom is part of the Pan Don Pa Ko National Reserved Park. Rare flora and fauna can be spotted here. The area boasts diverse ecological systems, tourists can enjoy trekking along the provided trails. There is also a waterfall nearby which is most impressive during the rain season. The lower area of the park can get busy on the weekends with locals using the area for bbq's and eating.