Rietvlei Nature Reserve - Centurion Gauteng

Rietvlei Nature Reserve is one of the world's largest urban nature reserves, 3 800 hectares in extent, situated south of the city but still within the city limits. The Rietvlei Nature Reserve in Irene (neighbour to Centurion) lies very close to the highway between Pretoria and OR Tambo International Airport at a height of about 1700 m above sea level, which is about 300 m higher than Pretoria.