In September 2022, this city instituted a controversial partial ban on commercial motorcycles, whose name, okada, stems from a defunct airline based in this city. This city's gangs of “area boys” patrol locations like the 7-mile Third Mainland Bridge. This city's suburb of Satellite Town borders Snake Island, one of this city's barrier islands. The Lekki Lagoon connects to this city's namesake lagoon, (15[1])which lies just to the east of this city, and which has recently supported sand-dredging business for this city's land (*) reclamation projects. To relieve economic pressure on this city, as well as stop coastal erosion, (-5[1])Eko Atlantic City is being constructed between this city (10[1]-5[1])and the ocean. This city's namesake island contains Balogun Market, and this is the largest city on the Gulf of Guinea. For 10 points, name this largest city in Nigeria. (10[1])■END■