Hawaii’s Kilauea volcano has been spewing hypnotic blue flames thanks to the burning brimstone (aka sulfur).
That doesn’t hold a candle (so to speak) to a perpetual purple-blue flame field at Indonesia’s famed Ijen volcano.
Nick Uhas went to Ijen and filmed the phenomenon, then came home and simulated the effect:
• Hawaii volcano: blue flames burn in streets as methane escapes (YouTube / Guardian News)