Kosi Bay, also known as Manguzi, is the main town Maputaland, in northern KwaZulu-Natal. Kosi Bay Mouth is a system of an estuary with 4 lakes ranging from freshwater to saline that feed into the Indian Ocean. This all forms part of the Greater St. Lucia Wetland Park - South Africa's first UNESCO World Heritage Site. The village of Kosi Bay may be small, but it offers a diverse and some of the most unique tourism activities and attractions in a fabulous subtropical climate.