Centurion has 27 sinkholes and is becoming known as “Sinkhole Alley”. The latest one is a 30m sinkhole that formed in April on the R55 in Laudium, partially collapsing the yards of two houses.

Tshwane Mayor Solly Msimanga recently said the municipality needed R100-million to fix what is becoming a major problem.

But why are these sinkholes forming? Why are they rippling out in Centurion? And how long has it been going on for?

Watch the video below to learn more.