Kisangani, formerly Stanleyville or Stanleystad, (population 500,000) is a city in the Democratic Republic of the Congo in Central Africa. It is the provincial capital of Tshopo Province. Kisangani is located where the Lualaba River becomes the Congo River north of the Boyoma Falls. Kisangani is known as "Kisangani Boyoma", and the demonym for Kisangani is Boyoman (or Boyomais in French).