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Postojna Cave, Slovenia

Interior view of Postojna cave

Famous dripstones named Brilliant

Dripstone column in the famous karst cave

Famous Predjama castle in the mountain, build inside the rock, S

Famous Predjama castle in the mountain, build inside the rock, S

Inside cave scene

Close up of big stalagmite

Stalactites and stalagmites

Stalactite and stalagmite

View of Predjama Castle in Slovenia, Europe

Limestone Formations inside cave with stalactites and stalagmites in underground karst cave.

Limestone Formations inside cave with stalactites and stalagmites in underground karst cave.

Formations inside cave with stalactites and stalagmites. Karst underground cave.