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Slovak Karst National Park
The Slovak Karst is a Carpathian mountain range in southern Slovakia, which consists of a complex of immense plains and karst plateaus. The Slovak Karst National Park is a UNESCO Biosphere Reserve and UNESCO World Heritage Site.
The area is made up of several layers of limestone and dolomite, on non-permeable rocks. Therefore, it is known for its many caves, open to the public, like Domica Cave. And its karst lakes, like the large lake of Jašteričie jazero.
Title photo: Domica cave (Author: Govisity.com . Source: flickr)