Did you know...?
"Indonesia is the world’s most volcanically active nation, with numerous eruptions each year and several million people living directly on the flanks of the volcanoes."
from USGS - 30 Years of Saving Lives from Volcanoes
Major Volcanoes of Indonesia, with Eruptions since 1900 AD
Image by Lyn Topinka, USGS; base map from CIA, 1997; volcanoes from Simkin and Siebert, 1994; Public Domain; Accessed via Wikimedia Commons