Volcanism of Indonesia

catastrophic volcanic eruption in present-day Indonesia

major volcanic eruptions in Bali, Indonesia

major eruption of the Samalas volcano in Indonesia

eruption in Indonesia

Helatoba-Tarutung is a group of sulfurous hot springs in the south of Lake Toba, North Sumatra, Indonesia. It stretches 40 km along the Renun-Toru geological fault zone. The last eruption took place during the Pleistocene age.