highest summit of the Ruwenzori Range in East Africa and the third highest in Africa (after Mounts Kilimanjaro and Kenya). Margherita Peak is the highest peak on Mount Stanley. It rises to 16,795 feet (5,119 m) between Lake Albert (Lake Mobutu Sese Seko) to the north and Lake Edward to the south on the Congo (Kinshasa)–Uganda border. It was first climbed in 1906 by an expedition led by Luigi Amedeo Abruzzi and was named for Queen Margherita of Italy.