Secret Life of Lakes

Lake Saimaa, the Nordic Labyrinth (2x4)

Air date: May 17, 2018

Located in southern Finland, Lake Saimaa, with its thousands of islands and 15,000 kilometres of banks, is the fourth largest lake in Europe. Close to the Arctic Circle, it changes its appearance with the arrival of winter. For several months, Lake Saimaa is transformed into a huge labyrinth of frozen water and silence for the many aquatic and terrestrial species that populate it. Starting with an endangered species, the ringed seal, straight from the ice age...