Johannesburg World Cities Research Network. In 2011, the population of the city of Johannesburg was 4,434,827, making it the most populous city in South Africa. In the same year, the population of Johannesburg's urban agglomeration was put at 7,860,781. The land area of the municipal city () is large in comparison with those of other major cities, resulting in a moderate population density of . The city was established in 1886 following the discovery of gold on what had been a farm. The city is commonly interpreted as the modern day El Dorado due to the extremely large gold deposit found
H. Basil S. Cooke South African Students", co-written with G. N. G. Hamilton and published in five editions since 1939, and "The Evolution of African Mammals" (1978), co-edited with V. J. Maglio. He turned 100 in October 2015 and died in May 2018 at the age of 102. H. Basil S. Cooke Herbert Basil Sutton Cooke (17 October 1915 – 3 May 2018) was a South African-Canadian geologist and palaeontologist, and Emeritus Professor at Dalhousie University. Born in Johannesburg, South Africa, he was educated at King Edward VII School before earning a B.A. (1936) and M.A. (1940) at Cambridge University, and M.Sc. (1940) and