ConstructAfrica presents... Megaprojects Nigeria, a 15-part series on construction feats, challenges and social impact in Africa. Africa's first tri-tower construction is being developed by the City of David parish church of the Redeemed Christian Church of God, Victoria Island, Lagos Nigeria. Main contractor: ITB Nigeria Ltd; Structural Engineers: Ove Arup & Partners Nigeria; Architects: TLI Design Ltd in association with Foyeh Ltd