Abuja Major religious sites include the Nigerian National Mosque and the Nigerian National Christian Centre. The city is served by the Nnamdi Azikiwe International Airport. Abuja is known for being one of the few purpose-built capital cities in Africa, as well as being one of the wealthiest. Abuja is Nigeria's administrative and political centre. It is also a key capital on the African continent due to Nigeria's geo-political influence in regional affairs. Abuja is also a conference centre and hosts various meetings annually, such as the 2003 Commonwealth Heads of Government meeting and the 2014 World Economic Forum (Africa) meetings. "Abuja"
Central African Republic income of the Republic is often listed as being approximately $400 a year, one of the lowest in the world, but this figure is based mostly on reported sales of exports and largely ignores the unregistered sale of foods, locally produced alcoholic beverages, diamonds, ivory, bushmeat, and traditional medicine. The currency of Central African Republic is the CFA franc, which is accepted across the former countries of French West Africa and trades at a fixed rate to the euro. Diamonds constitute the country's most important export, accounting for 40–55% of export revenues, but it is estimated that between 30% and