Spot from the distance, an elusive leopard is climbing up the side of a hill in the Pilanesberg National Park. The park is in the Bojanala Region of the North West Province, South Africa. The crater of a long extinct volcano is the setting of Pilanesberg National Park, a fascinating alkaline complex produced by volcanic eruptions some 1300 million years ago. Pilanesberg is one of the largest volcanic complexes of its kind in the world. Its rare rock types and structure make it a unique geological feature.