Senegal - Niokolo-Koba National Park

"Located in a well-watered area along the banks of the Gambia river, the gallery forests and savannahs of Niokolo-Koba National Park have a very rich fauna, among them Derby elands (largest of the antelopes), chimpanzees, lions, leopards and a large population of elephants, as well as many birds, reptiles and amphibians." 

Source: UNESCO World Heritage