Lake Toba

Lake Toba (Indonesian: Danau Toba) is a lake and supervolcano. The lake is 100 kilometres long and 30 kilometres wide, and 505 metres (1,666 ft) at its deepest point. Located in the middle of the northern part of the Indonesian island of Sumatra with a surface elevation of about 900 metres (2,953 ft), the lake stretches from 2.88°N 98.52°E to 2.35°N 99.1°E. It is the largest lake in Indonesia and the largest volcanic lake in the world.[1] Lake Toba is the site of a supervolcanic eruption that occurred an estimated 69,000 to 77,000 years ago,[2][3][4] a massive, climate-changing event. The eruption is believed to have had a VEI intensity...

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