Janosik chamber in Jaskinia Zbójecka w Łopieniu (Robber Cave in Mt Łopień) a pseudokarst, gravitational, boulder-type cave developed in flysch sandstone; Beskid Wyspowy Mountains, Outer Carpathians, Poland (Photo: Jan Urban)
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Janosik chamber in Jaskinia Zbójecka w Łopieniu (Robber Cave in Mt Łopień) a pseudokarst, gravitational, boulder-type cave developed in flysch sandstone; Beskid Wyspowy Mountains, Outer Carpathians, Poland (Photo: Jan Urban)
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Entrances to Jama Agi (Agnes Den), a pseudokarst, erosion-piping-type cave developed in Jurassic sandstones of the Ostrowiec Formation;
Skałki Piekło pod Niekłaniem Nature Reserve, Świętokrzyskie (Holy Cross) Mountains, central Poland (Photo: Jan Urban) |
Speleothems (Pigotite, an aluminium-rich compound) in Dragon’s Cave (Photo: Rudolf Pavuza) |
Root Stalagmite in the
Haselgrabenstollen - a short artificial tunnel in Upper Austria, about
10 cm high (Photo:
Rudolf Pavuza) |
Small caves in the table mountain Quirl in Elbe Sandstone Mountains (Photo: Hartmut Simmert) |
Gamrig-Cave ("Gamrighöhle") in Elbe Sandstone
Mountains / East Germany (Photo: Hartmut Simmert) |
Sandstone like in Elbe Sandstone Mountains, but in
Hastings / South England (Photo: Hartmut Simmert) |
Black Church Rock at low tide Mouthmill Cove,
Devon / South England (Photo: Hartmut Simmert) |