Kisangani /kiːsəŋˈɡɑːni/ is the capital of Orientale Province in the Democratic Republic of the Congo. It is the third largest urbanized city in the country and the largest of the cities that lie in the tropical woodlands of the Congo.Formerly known as Stanleyville in French, the city takes its present name from Boyoma,[citation needed] the seven-arched falls located south of the city, whose name was also initially given to the landscape on which the city is located, Singitini as rendered in Lingala,, each of which share the same meaning "the City on the Island", in reference to the surrounding tributaries. It is also known as "Kisangani Boyoma", and the demonym for Kisangani is Boyoman.[citation needed]The languages most spoken at home by the population in the city are Swahili and Lingala, followed by French. The official language of Kisangani is French as defined by the Constitution of the Democratic Republic of the Congo.Some 1,300 miles from the mouth of the Congo River, the city of Kisangani is the farthest navigable point upstream. Kisangani is the nation's major inland port after Kinshasa, an important commercial hub point for river and land transportation and a major marketing and distribution centre for the north-eastern part of the country. It has been the commercial capital of the northern Congo since the late 19th century.Kisangani has been home to influential politicians, including the national hero Patrice Emery Lumumba, the first prime minister of the country. The city is also the birthplace of the University of Kisangani graduate, entrepreneur and current governor of Orientale Province, Bamanisa Jean Saidi.