AtIndonesia’s Kawah Ijen volcano, a breathtaking blue glow emerges at night, setting it apart from most volcanoes where lava burns in shades of red. At Kawah Ijen, however, the molten sulfur flows ...

Indonesia’s Kawah Ijen volcano appears to glow electric blue at night. (Image: Canva) Kawah Ijen volcano in Indonesia glows blue at night due to burning sulphur gas. The blue glow is fire, not lava; ...

Few natural wonders are as breathtakingly surreal as the electric blue flames dancing across Indonesia's Kawah Ijen volcano. Unlike the familiar red-orange glow of molten lava, this volcano gives off ...