Andy Rouse / View from the undergrowth looking up into the canopy of rainforest; prime Gorilla (Gorilla beringei) habitat of the Susa group on the upper slopes of Karisimbi Volcano. Virunga Volcanoes National Park...

Jabruson / Virunga Massif Volcano Range (from left to right: Mount Visoke, Mount Karisimbi and Mount Mikeno) and adjoining forests, isolated and surrounded by human habitation and agriculture. Democratic Republi...

Jabruson / 'The Virunga Massif Volcano Range': Mount Karisimbi viewed from Tongo, Southern Sector of Virunga National Park, Democratic Republic of Congo. September 1993

Ingo Arndt / Karisimbi (4507 meters) stratovolcano, with lenticular cloud, east Africa rift valley, Rwanda

Jabruson Motion / Eastern mountain gorilla (Gorilla beringei beringei) habitat and Virunga volcano, Karisimbi, Virunga National Park, Democratic Republic of Congo. 1996.

Jabruson Motion / Eastern mountain gorilla (Gorilla beringei beringei) habitat and Karisimbi volcano, Virunga Mountains, Virunga National Park, Democratic Republic of Congo. 1996.

Jabruson Motion / Eastern mountain gorilla (Gorilla beringei beringei) Karisimbi volcano, Virunga Mountain, Virunga National Park, Democratic Republic of Congo. 1996.