Mukaab supertall skyscraper in Riyadh, the capital of Saudi Arabia, will be 400 metres high and

Building work has begun on Saudi Arabia's new ￡40billion New Murabba city, with the groundwork underway for the iconic cube-shaped scheme. New Murabba Development Company says some four million cubic metres of material has already been excavated for the project, which forms part of the Saudi kingdom's" Vision 2030" plans. Hailed as Riyadh's new capital, New Murabba was unveiled in February 2023 as a downtown city district with a price tag estimated by Knight Frank at ￡40bn( US$ 50bn). The compan