Third Mainland Bridge Third Mainland Bridge Third Mainland Bridge is the longest of three bridges connecting Lagos Island to the mainland, the other are the Eko and Carter bridges. It was the longest bridge in Africa until 1996 when the 6th October Bridge located in Cairo was completed. The bridge starts from Oworonshoki which is linked to the Apapa-Oshodi express way and Lagos-Ibadan express way, and ends at the Adeniji Adele Interchange on Lagos Island. There is also a link midway through the bridge that leads to Herbert Macaulay Way, Yaba. The bridge was built by Julius Berger Nigeria PLC and opened by
Lagos Lagoon Lagos Lagoon Lagos Lagoon is a lagoon sharing its name with the city of Lagos, Nigeria, the largest city in Africa, which lies on its south-western side. The name is Portuguese, and means 'lakes' in the Portuguese language so 'Lagos Lagoon' is an example of a tautological place name. The lagoon is more than 50 km long and 3 to 13 km wide, separated from the Atlantic Ocean by a long sand spit 2 to 5 km wide, which has swampy margins on the lagoon side. Its surface area is approximately 6,354.7 km². The lagoon is fairly shallow and is