The Sudwala Caves in Mpumalanga, South Africa, are set in Precambrian dolomite rock. The caves themselves formed about 240 million years ago. www.muttiah.com
Driving along the winding roads of the Panorama Route in South Africa. www.muttiah.com
Bourke’s Luck Potholes are a geological wonder. They are the result of decades of swirling water where the Treur River meets the Blyde River, the tumult of which has caused extensive water erosion over time. The result is a series of cylindrical rock sculptures.