The IT hub would be made up of six towers, including a 75-storey, 270m-high tower, "the highest in Africa", RLG Communications says on its website.

BBC: Ghana's John Mahama launches Hope City project

The head of local technology giant RLG Communications, Roland Agambire, told the BBC that his company was investing in Hope City with the aim of making Ghana globally competitive.

BBC: Ghana's John Mahama launches Hope City project