Environmental graffiti visits Azerbaijan's mud volcanoes and says they are a sight to behold. The blog says that in 2001 one of the country's 300 mud volcanoes spewed flames 49 feet high.
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Learn more about Lingua »Environmental graffiti visits Azerbaijan's mud volcanoes and says they are a sight to behold. The blog says that in 2001 one of the country's 300 mud volcanoes spewed flames 49 feet high.