Into the volcano
by Siggi Geirs
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Merapi Mount
by Jean-Marc MICHEL
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Taal Volcano: World's Smallest Volcano
by pikes
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Volcano eruption
by margreet harmse
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07 - To the Top of the World (well, at least that island)
by Pawel Lancucki
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taal volcano
by dhoris pellos
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Capulin Volcano National Monument New Mexico
by Jerry Pillarelli
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Arenal Volcano Area(Costa Rica)
by Dana Holm
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Sunset Crater Volcano and Wupatki National Monuments
by Steve, Katherine, and Norah
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Majestic Mount Mayon
by Jojie Alcantara
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