The Toba Batak are an ethnic group from the northern part of Sumatra, Indonesia. They primarily inhabit the area around Lake Toba, which is the largest volcanic lake in the world. The Toba Batak people have a rich cultural heritage, known for their traditional music, dance, and unique architecture, particularly their distinctive traditional houses called Rumah Bolon. The Toba Batak language belongs to the Austronesian language family and has several dialects. Their society is organized around clans, and they practice a mix of Christianity and traditional beliefs. The Toba Batak are also famous for their intricate handwoven textiles and traditional ceremonies, which often celebrate life events and agricultural cycles.