Granite tors, Mongolian Altai
© Hanl, Pavel | 2012
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Stefanos crater, Nisyros, Aegean see
© Hanl, Pavel | 2012
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Slump folds, Mongolian Altai
© Hanl, Pavel | 2012
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Solfatara, Stefanos crater, Nisyros, Aegean see
© Hanl, Pavel | 2012
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Creatceous transgresion
© Hanl, Pavel | 2013
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