The lake is surrounded by a number of natural marvels like Toba ash, characterized by chemical “fingerprint”. The climate around the lake is cool and dry. The steep and scenic landscape of the mountains offers spectacular vistas. Lake Toba is one of the best places in Indonesia that presents you with an ideal place for an escapade from the urban jungles. More and more tourists throng towards the lake as it is a better place to rest than the mosquito-infested tropical jungles.
Lake Toba is one of the major facilitators of eco-tourism in Indonesia. The population that resides near the lake mostly belongs to the ethnic Bataks. The houses of these traditional Bataks feature roofs that curve upwards at each end, are similar to a boat’s hull. The colorful décor of these houses near Lake Toba makes them all the more prominent.
Lake Toba is located in Samosir Island. The island has some interesting tourist places such as cemeteries for Batak people, Batak Museum, Tomok – a place to buy souvenirs, and Ambarita – stone chairs used for judgement and executions. You may also visit hot springs in the vicinity of Pangururan.
source from: mapsofworld