Deep within Africa’s Great Rift Valley, Virunga National Park is home to some of the continent’s most active volcanoes, ...

Nyiragongo is a large stratovolcano near Lake Kivu at the eastern border of DR Congo with Rwanda in the Virunga National Park. It has a 1.2 km diameter summit caldera containing the world's most ...

This story appears in the April 2011 issue of National Geographic magazine ... the fate of close to one million people. When will Nyiragongo erupt? Nyiragongo is a two-mile-high volcano towering ...