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Volcano like cloud formation caused by Anticrepuscular rays at sunset.
Jesse - "The weird sun set Saturday 28.12.13. I have not seen anything like it before and yes it is cloud and not smoke. I did see another one of these in the sky...but the other one looked like a volcano as it had the same shape but the sun was setting behind it"

The Future Generations - "Whoa fuck dude, that shall forever be known as Cloudcano"
by M0N74R0 December 28, 2013
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