![AGPE90 Johannesburg skyline at dusk Carlton centre in foreground Gauteng South Africa. Alamy](https://thenational-the-national-prod.cdn.arcpublishing.com/resizer/v2/AKM7PXWDZL3WLAUU5HJVFYTDTQ.jpg?smart=true&auth=8fa5e9788c464c67aa3188366d13ad72082cbb8361edf96bd0bdc398e230a30b&width=400&height=225)
Johannesburg's Carlton Centre won't remain Africa's tallest building for much longer. Alamy
Johannesburg's Carlton Centre won't remain Africa's tallest building for much longer. Alamy
Egypt begins work on ‘tallest building in Africa’
The 390 metre Iconic Tower is under construction in the new administrative city being built outside of Cairo