Addis Ababa (sometimes spelled Addis Abeba, the spelling used by the official Ethiopian Mapping Authority; Amharic Oromo Finfinne) is the capital city of Ethiopia and the African Union, as well as its predecessor, the OAU. As a chartered city (ras gez astedader), Addis Ababa has the status of both a city and a state. The city has as many as 80 nationalities speaking 80 languages, and Christian, Muslim, and Jewish communities. Addis Ababa is a grassland biome. The city is located at 9.03° N 38.74° E. From its lowest point, around Bole International Airport, at 2,326 metres above sea level in the southern periphery, the city rises to over 3,000 metres in the Entoto Mountains to the north.