Travelers are voting Sentech Tower, Carlton Centre and Hillbrow Tower as the best of 23 skyscrapers in Johannesburg. You can find 23 skyscrapers in Gauteng and 26 skyscrapers in the country of South Africa. Our members favorite in Gauteng is Carlton Centre and Sentech Tower is the top pick in South Africa. Want more? Check out our map of skyscrapers in Johannesburg.