Generally steep mountains. The park borders with Laos in the northern part, in Chaiburi dstrict. The southern part of the park runs into Phetchabun province. The mountain range includes the peaks of Phu Pangma, Phyu Lomloh, Phu Hin Rong Kla and Phu Mahn Yow, the tallest in the park at 1,800 meters above sea level. The second tallest in the park is Phu Lomloh at 1,664 meters. The park is the source of headwaters of many streams including Huay Muad Kon and Huay Luang Yai.