Nairobi Nairobi is the 10th-largest city in Africa, including the population of its suburbs. Home to thousands of Kenyan businesses and over 100 major international companies and organisations, including the United Nations Environment Programme (UN Environment) and the United Nations Office at Nairobi (UNON), Nairobi is an established hub for business and culture. The Nairobi Securities Exchange (NSE) is one of the largest in Africa and the second-oldest exchange on the continent. It is Africa's fourth-largest exchange in terms of trading volume, capable of making 10 million trades a day. Nairobi is found within the Greater Nairobi Metropolitan region, which consists
Nairobi and gurdwaras within the city. Prominent places of worship in Nairobi include the Cathedral Basilica of the Holy Family, All Saints Cathedral, Ismaili Jamat Khana, and Jamia Mosque. Nairobi has two informal nicknames. The first is ""The Green City in the Sun"", which is derived from the city's foliage and warm climate. The second is the ""Safari Capital of the World"", which is used due to Nairobi's prominence as a hub for safari tourism. There are a number of shopping malls in the Nairobi Area. These include: Garden city mall, Thika road mall (TRM), the West Gate mall, Prestige Plaza,