Describe South Africa prehistory in short?

Africa is not a little village in the jungle. It has one fifth of the world's land, one sixth of the world's countries, and one seventh of the world's population, speaking up to 3,000 languages depending on how you count. Africa is this big: kai.sub.blue/images/true_size_of_africa_v3-da3dd38e.jpg

How much of it do consider "south"? How much history do you want? The first written reference is in Genesis where it is called Havilah, the land of gold.