Bukit Lumut Balai

About

Bukit Lumut Balai is a heavily eroded stratovolcano on Sumatra island, Indonesia. It consist of three eruption centers, two on the Bukit Lumut and one on the north-east side of the Bukit Balai. A large lava flow occurs on the north side of Bukit Balai. Active fumarole fields are found in two crescentic basins to the north of Bukit Lumut.

Adapted from Wikipedia (CC BY-SA). Photography via Wikimedia Commons.