Lake Toba lays in Northern part of Sumatera Island, Indonesia. One of the uniqueness of the lake is it has an island which name is Samosir in the middle of the lake.
The lake is about 100 kilometres long, 30 kilometres wide, and up to 505 metres (1,666 ft) deep.
It is the largest lake in Indonesia and also the largest volcanic lake in the world.
Some tourist spots in Samosir Island and around lake Toba will be presented in some posts in this site.