Wikipedia
Kokkosaari
Kokkosaari is the largest island in a lake on an island in a lake in the world. It is located in Kuonanjärvi on the Sääminginsalo island, which has been claimed to be the largest island in Finland. Kokkosaari is almost 2000m long, with a width of 400-900m.
Category:Uninhabited islands of Finland Category:Lake islands of Finland