- Longest river in the world = Nile (6671 km). See also Egypt and Uganda.
- Sudan has the highest number of border countries in Africa (9 countries). See also Congo D.Rep.
Source of information : Le Quid - Atlas Economique Mondial 2007 du Nouvel Observateur - Maps & flags : CIA's World Fact Book
Countries of the World - (c) Students of the World / Etudiants du Monde - www.StudentsoftheWorld.info
Since 2001, December 6