Kisumu (/kiːˈsuːmuː/ kee-SOO-moo) is the third-largest city in Kenya after the capital, Nairobi, and the coastal city of Mombasa. It is also the third-largest city after Kampala, and Mwanza in the Lake Victoria Basin. Apart from being an important political city, it is one of the premier industrial and commercial centres in Kenya. The city is currently undergoing an urban rejuvenation of the downtown and lower town which includes modernizing the lake front, decongesting main streets, and making the streets pedestrian-friendly. Culturally, Kisumu serves as the center of the Luo people of East Africa. It was the most prominent urban centre in the pre-colonial, post-colonial, and modern era for natives of the Kavirondo region. It was briefly renamed to Port Florence before being reverted to its original name. The city serves as the capital of Kisumu County and was the immediate former capital of now defuct Nyanza Province. It is an important link in the trade route between Lake Victoria and Mombasa because of its water and rail connections. It is also the chief terminus for the agricultural produce of Nyanza and Western regions. Kisumu International Airport has regular flights to Nairobi and other neighboring cities such as Mombasa. According to the United Nations, Kisumu is now recognized as a key city and a "Millennium City" – the first of its kind in the world and also in East Africa. Its elevation is 1,131 m (3,711 ft) above sea level. Kisumu is about 320 km (200 mi) northwest of Nairobi and its located on the shores of Lake Victoria. It lies at the northeastern edge of the Winam Gulf, a long, shallow arm that protrudes from the main body of Lake Victoria. Kisumu is 24 km (15 mi) south of the equator and has moderate temperatures because of its 1130 m elevation. The metropolitan region comprises the city and its suburbs and satellite towns of Maseno, Kondele, and Ahero.