Steam rising from a vent (fumaroles) in the ground at an active volcano site in Hawaii
Caldera of an active volcano with smoking fumaroles. Sumatra, Indonesia.
Extraction of sulfur in the crater of a volcano. Sulfur gas, smoke. Kawah Ijen, crater with acidic lake where sulfur is mined. Ijen volcano complex
Extraction of sulfur in the crater of a volcano. Sulfur, sulfur gas, smoke. Kawah Ijen, crater with acidic crater lake where sulfur is mined. Ijen volcano complex is a group of stratovolcanoes in the
Extraction of sulfur in the crater of a volcano. Sulfur, sulfur gas, smoke. Kawah Ijen, crater with acidic crater lake where sulfur is mined. Ijen volcano complex is a group of stratovolcanoes in the
Extraction of sulfur in the crater of a volcano. Sulfur gas, smoke. Kawah Ijen, crater with acidic crater lake where sulfur is mined. Ijen volcano complex is a group of stratovolcanoes in the
Extraction of sulfur in the crater of a volcano. Sulfur gas, smoke. Kawah Ijen, crater with acidic crater lake where sulfur is mined. Ijen volcano complex is a group of stratovolcanoes in the
Extraction of sulfur in the crater of a volcano. Sulfur gas, smoke. Kawah Ijen, crater with acidic crater lake where sulfur is mined. Ijen volcano complex is a group of stratovolcanoes in the
Extraction of sulfur in the crater of a volcano. Sulfur gas, smoke. Kawah Ijen, crater with acidic crater lake where sulfur is mined. Ijen volcano complex is a group of stratovolcanoes in the
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Extraction of sulfur in the crater of a volcano. Sulfur gas, smoke. Kawah Ijen, crater with acidic crater lake where sulfur is mined. Ijen
Extraction of sulfur in the crater of a volcano. Sulfur gas, smoke. Kawah Ijen, crater with acidic crater lake where sulfur is mined. Ijen
A tourist walks past the steamy fumaroles in a volcano's crater