The top 10 wealthiest cities ... according to the report. Most of Johannesburg's wealth is centred in Sandton, an upscale area often branded "the richest square mile in Africa".

Currencies in most other ... have left Africa over the past decade. There are currently 54 African born billionaires in the world, including one of the world's richest, Elon Musk, but only 21 ...

The wealthiest city in Africa is home to the nation's "richest square mile" where stunning ... But though houses aren't cheap, with one of its most grandest properties on the market for over ...