On the basin of the scarp, you'll find the Mponeng gold mine, which reaches over four kilometres below the surface, giving it the title of the world's deepest mine. It is so deep that a trip from ...

a colossal mine in Africa is the deepest and richest gold mine in the world. Mponeng gold mine began producing gold back in 1986 and was previously known as Western Deep Levels No1 Shaft.