Lagos mainly a collection of islands that are separated from each other by creeks of varying sizes and are connected together by bridges. The smaller sections of some creeks have been dredged and built over. This part of Lagos is the area where most business activities and entertainment events in Lagos takes place. It also houses most of the upscale residential areas in Lagos. The Local Government areas that are considered to be in the Island include Lagos Island, Amuwo-Odofin, Apapa (sometimes also regarded as being on the mainland), and Eti-Osa. The major upscale island neighbourhoods within these LGAs include Ikoyi
Lagos suburban LGAs include: Agege, Apapa, Mushin, Oshodi-Isolo and Ikeja (site of Murtala Muhammed International Airport and the capital of Lagos State). Major Areas on the mainland include Ebute Metta, Yaba and Ejigbo. Some rivers, like Badagry Creek, flow parallel to the coast for some distance before exiting through the sand bars to the sea. Lagos has the tallest skyline in Nigeria. The architectural styles in Lagos are diverse and ranges from tropical, vernacular to colonial European and ultramodern buildings or a mixture. Brazilian style architecture brought by the creoles is evident in buildings such as Water House and Shitta Bey