sinkhole line
© Otava, Jiří | 1980
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bopulder of granulite
© Otava, Jiří | 1985
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Račice Conglomerates
© Otava, Jiří | 1988
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Subvertical limestones
© Otava, Jiří | 1988
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flute casts
© Otava, Jiří | 1999
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Hranice Abyss, duplex
© Otava, Jiří | 1999
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Cosmorhape
© Otava, Jiří | 1999
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paleokarst infilling
© Otava, Jiří | 2002
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Styloliths
© Otava, Jiří | 2002
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Rock bridge
© Otava, Jiří | 2002
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Nad kostelíčkem
© Otava, Jiří | 2002
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sinkhole
© Otava, Jiří | 2003
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oyster
© Otava, Jiří | 2003
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rudice beds
© Otava, Jiří | 2003
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Miocene sands in the Devonian limestones
© Otava, Jiří | 2003
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Hranice Abyss
© Otava, Jiří | 2004
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Pectens
© Otava, Jiří | 2004
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Pecten coquina
© Otava, Jiří | 2004
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Hranice Abyss
© Otava, Jiří | 2004
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Contact of limestone and sandstone
© Otava, Jiří | 2004
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Basal gravel
© Otava, Jiří | 2005
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Mokrá Cave
© Otava, Jiří | 2005
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sandstone, siltstone
© Otava, Jiří | 2005
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Evorsional pots
© Otava, Jiří | 2005
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Relation of bedding and cleavage
© Otava, Jiří | 2005
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© Otava, Jiří | 2005
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Hády - Růženin lom, přesmyk
© Otava, Jiří | 2005
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burrows
© Otava, Jiří | 2005
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shells of Ostrea digitalina
© Otava, Jiří | 2005
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transgression of Badenian conglomerates
© Otava, Jiří | 2005
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current marks
© Otava, Jiří | 2005
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Durbachite boulder
© Otava, Jiří | 2005
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Old red facies sandstones and conglomerates
© Otava, Jiří | 2006
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Syncline
© Otava, Jiří | 2006
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Geological karst pipes
© Otava, Jiří | 2006
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thrust
© Otava, Jiří | 2006
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Limestone breccia
© Otava, Jiří | 2006
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Limestone breccia
© Otava, Jiří | 2006
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pendant
© Otava, Jiří | 2007
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Quarry Anělova zmola
© Mrázek, Jan | 2007
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fold with fault
© Otava, Jiří | 2008
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Brachiopod coquina
© Otava, Jiří | 2008
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mylonites
© Otava, Jiří | 2009
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graded bedding
© Otava, Jiří | 2009
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participants of the geological excursion Hranice
© Otava, Jiří | 2010
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Brachiopoda coquina
© Otava, Jiří | 2010
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Uhlířský vrch
© Otava, Jiří | 2010
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Uhlířský vrch
© Otava, Jiří | 2010
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Fold
© Otava, Jiří | 2010
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Hranická Abyss
© Otava, Jiří | 2010
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