This park covers 322 square kilometres. The park headquarters is near the lake at Ubonrat Dam at the foot of Phu Phan mountain in Non Sang. From Nong Bua Lam Phu, take Highway No. 2146 (Nong Bua Lam Phu-Non Sang) for about 40 kilometres to the intersection at Ban Sok Chan, then a left onto the Ban Sok Chan-Ubonrat Dam road for about 14 kilometres to the park office. From Khon Kaen, there is a 7-kilometre road from the dam to the park office.

Phu Phan Kham is a part of Phu Phan mountain range. Stretching north to south, it divides Nong Bua Lam Phu and Khon Kaen. The view of the lake at Ubonrat Dam is magnificent. Tourists frequently overnight near the park office beside the lake.

Phu Kao consists of 9 mountains. The most interesting spots branch out eastward from the Non Sang-Nong Bua Lam Phu road. On the laterite road to Ban Kut Bak are observation points, prehistoric drawings at Mum cave, Wat Phra Phutthabat Phu Kao, rock recesses shaped like human and dog footprints that are the source of local folklore, dinosaur footprints on a rock plateau near a stream, and Tat Fa waterfall. A park official is required as guide into Phu Kao.