Johannesburg Travel Guide

Johannesburg(in spoken language also referred to as Jo'burg, Egoli or Jozi ) is South Africa's largest city.
Districts:
Central Johannesburg
Soweto
Sandton
Randburg
Roodepoort

Johannesburg has a population of 3.2 million people (South African 2001 census), half of which live in Soweto and adjacent suburbs. The majority of the population is formed by South Africa's black residents who mostly live in Soweto), while whites represent 500,000 residents (although the number is likely to be higher). There are also around 300,000 Coloured and Asian residents. Unlike other South African cities, no language group dominates, although English is the established lingua franca.
See:
-Top of Africa
-Johannesburg Planetarium
-Museums and Galleries (Johannesburg Art Gallery, Mandela Family Museum, The Apartheid Museum, Chérie De Villiers Gallery, Sci-Bono Discovery Centre, Standard Bank Gallery, South African National Museum of Military History, James Hall museum of Transport, Origins Centre - The South African Museum of Rock Art)

Source : Wikitravel.org