The Old Oyo National Park is located between northern Oyo State and southern Kwara State of Yorubaland. It covers an area of 2,512 km2, mostly of lowland plains at a height of 330m and 508m above sea level. It is a dense forest park reserve that can be accessed from Saki, Iseyin, Igboho, Sepeteri, Tede, and Igbeti; and is a forestry rich in plant and animal life.
Hundreds of rare animals like the Kobs, Baboon, Red Monkey, Roan antelope, Bush buck, Red or green ioribe, daiker and waterbucks have been sighted at the park. There is a rich wildlife in the park, and it boasts of ancient rock outcrops and cave shelters in the extreme north of the park. There are also scattered hills, ridges, and rocky outcrops that can be used for mountaineering purposes.