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Hikers near the edge of the 2006 lava flows. (Photo: Tom Pfeiffer)
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Large ash- and pumice pyroclastic flow deposits witness from the giant eruption of Lake Atitlán ca. ...
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Numerous hollows many of which still contain charcoal are present in certain sections of the ash flo...
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Steep caldera cliffs forming most of the shore of Lake Atitlán (Photo: Tom Pfeiffer)
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