Lake Toba is a large lake in Indonesia and the largest lake in southeast Asia. It the largest and deepest volcanic crater lake in the world and was formed 75,000 years ago after an earth-splitting volcano eruption. It is 906 meters above sea level with an average depth of 450m. The lake has an island in the middle called Samosir.
Open Water Swimming
Lake Toba is site of the Lake Toba Festival - World Super Swim.