Animation created with data from the Visible Human Project: nlm.nih.gov/research/visible/visible_human.html
Croix Gagnon and Frank Schott
Nyiragongo Crater, Virunga National Park, the Democratic Republic of Congo
Olivier Grunewald
Nyiragongo Crater, Virunga National Park, the Democratic Republic of Congo
Olivier Grunewald
Nyiragongo Crater, Virunga National Park, the Democratic Republic of Congo
Olivier Grunewald
Nyiragongo Crater, Virunga National Park, the Democratic Republic of Congo
Olivier Grunewald
Nyiragongo Crater, Virunga National Park, the Democratic Republic of Congo
Olivier Grunewald
A formation caused by liquid sulfur flow inside the crater of Kawah Ijen. When molten, sulfur appears nearly blood red, as it cools, it becomes more and more yellow.
Olivier Grunewald
Molten sulfur burns atop a solid sulfur deposit.
Olivier Grunewald
Molten sulfur burns after it drips from stone and ceramic pipes that have condensed the sulfuric gases from the volcano into a liquid, depositing it to cool and harden for later retrieval.
Olivier Grunewald
Flaming molten sulfur flows inside the volcanic crater.
Olivier Grunewald
Ara Peterson
Ara Peterson
Croix Gagnon and Frank Schott
