Tokyo, Japan, the world's largest city with a 37-million-personn-person metropolitan area, is a global economic powerhouse and cultural hub, encompassing numerous awards and municipalities.

One such mega-city can be found in Africa. The place in question is Lagos in Nigeria, which is on track to become the largest ... from rural areas. Lagos is also one of the world’s fastest ...

Magazine teamed up with the Urban Land Institute (ULI) to determine which city— wherever in the world— deserved the ... and urban areas are used for different functions. At their best, cities ...