These factors , as well as its relatively close location to the large metropolitan areas of pretoria and johannesburg , ensured that sun city soon became a popular holiday and weekend destination .
Elissa cameron , a mammal ecologist at the university of pretoria in south africa , says the results are convincing and important as the first evidence for the trivers-willard hypothesis in modern humans .
The first phase of south africa 's only existing fast passenger line , the gautrain project linking central johannesburg to pretoria and the region 's airport , opened in june and is due to be completed next year .
The democratic alliance ( da ) took an early lead in this year 's general election with the publication of the first results just before 11pm on wednesday at the national results centre in pretoria .