The biggest and longest lake is called Värnen.
Lake Supereior is the longest lake in the US.
Sweden ....................................................... SWEDEN! HAHAHAHAHAHAHAHAHAHAHA. HYPER!
Lake Tanganyika is the worlds longest lake and it is in Africa, in the country of Tanzania.
Lake Malawi is the longest freshwater lake in Africa.
Sweden's longest land border is with Norway. Finland is the only other country with which Sweden has a land border, although only a narrow waterway separates Sweden from Denmark.
lake superior
Lake Vanern.
The longest lake in Central Africa is the Nile River.
Lake Huron
Lake Aire??
Lake Vanern.
Lake Tanganyika is the longest lake in the world. It is also the second deepest lake in the world. It holds 18% of the world's available fresh water.