Great Lakes of the lakes: Ontario does not border Lake Michigan, and Michigan does not border Lake Ontario. New York and Wisconsin's jurisdictions extend into two lakes, and each of the remaining states into one of the lakes. As the surfaces of Lakes Superior, Huron, Michigan, and Erie are all approximately the same elevation above sea level, while Lake Ontario is significantly lower, and because the Niagara Escarpment precludes all natural navigation, the four upper lakes are commonly called the "upper great lakes". This designation, however, is not universal. Those living on the shore of Lake Superior often refer to all the
Economic Community of the Great Lakes Countries (formerly known as Zaire), and Rwanda. Its main purpose is to promote regional economic cooperation and integration. The CEPGL controls the following institutions: Economic Community of the Great Lakes Countries The Economic Community of the Great Lakes Countries (ECGLC) (in French CEPGL - "Communauté Économique des Pays des Grand Lacs") is a sub-regional organization with multiple purposes created by the signing of the Agreement of Gisenyi in Rwanda on September 20, 1976, aiming at ensuring the safety of member states, favoring the creation and development of activities of public interest, promoting the trades and traffic of persons and possessions, and