Lake Superior the Soo Locks. Lake Superior is the largest freshwater lake in the world in area (if Lakes Michigan and Huron are taken separately; "see Lake Michigan–Huron"), and the third largest in volume, behind Lake Baikal in Siberia and Lake Tanganyika in East Africa. The Caspian Sea, while larger than Lake Superior in both surface area and volume, is brackish; though presently isolated, prehistorically the Caspian has been repeatedly connected to and isolated from the Mediterranean via the Black Sea. Lake Superior has a surface area of , which is approximately the size of South Carolina or Austria. It has a
Lake Sibhayi Lake Sibhayi Lake Sibhayi, also known as Lake Sibaya, a freshwater lake in South Africa, with a surface area of 64 km². The lake is also wrongly known as Sibaya or Sibayi. The lake is located in the Maputaland, or Umhlabuyalingana, area of KwaZulu-Natal, on the east coast of South Africa. It is part of the Greater St. Lucia Wetland Park and is recognised under the Ramsar Convention as a "Wetland of International Importance" on 28 June 1991. In December 1999, the Greater St. Lucia Wetland Park was declared a UNESCO World Heritage Site, and it was renamed the iSimangaliso