1.8K views · 22 reactions | The Phenomenon of Blue Lava Despite its...

El azufre en combustión desprende espectaculares llamas azules en el volcán Kawah Ijen, en la isla indonesia de Java, que solo son visibles de noche. | Revista National Geographic en español

16K views · 55 reactions | A video filmed by tourists in Indonesia shows blue lava spilling from volcano… | Brut | Facebook

308K views · 4.9K reactions | WOW Amazing Blue Lava | #Geology...

The only place on Earth where you can witness luminous blue fire inside a volcano is Kawah Ijen, located in Indonesia. The eerie blue glow is not lava—it’s caused by ignited sulfuric gases that emerge at extremely high temperatures and burn with an electric-blue flame when they contact oxygen. The phenomenon is visible only at night and has made Ijen one of the most unusual geological sites on the planet. Key Facts: • Only volcano with visible blue flames • Caused by burning sulfuric gases, not