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Kawah Ijen volcano, blue flames and dangerous sulphur mining
Explore Kawah Ijen in Indonesia, where blue flames light the night and miners face extreme conditions to harvest sulphur.
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This volcano’s lava isn’t red! It’s electric blue: Here’s the science behind it
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 ...
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