Nature Tourism Lake Toba

Lake TobaLake Toba is a volcanic lake, which is located in the town of Parapat, North Sumatra, Indonesia. In Geography, Lake Toba is classified as a volcanic lake has a length of 100 KM and 30 KM wide. The depth of Lake Toba is 150 KM. And the average temperature around lake toba estimated 20 degrees Celsius.In the middle of this lake there is a volcanic island called Samosir Island. What's