Yes DW
The Vaal River is the third largest river in South Africa but it has no SanParks on its banks. However the Mokala NP and part of the Golden Gate Highlands NP fall within its catchment area.
Over to you…
This is a real head scratcher, FinMari
I must have looked at all the SANParks, including Groenkloof, over the last hour. The nearest I can find is Table Mountain NP which was known as the Cape Peninsula NP when established on 19 May 1998