TRBUĊ NJAK CAVE
The longest cave in Slavonia, which is in wider area Grahovljani.
The longest cave in Slavonia, which is in wider area Grahovljani.
According to previous measurements of the debt more than 200 meters, and there is a possibility that is much longer.
The longest cave in Slavonia, debt, so far investigated, more than 200 meters, with a great bat habitat, geological, hydrological and biologically very interesting, is located in a wider area Grahovljani.
The cave is a great sit-bat habitat which, according to initial estimates, there are 3-4000. In addition, were found depigmented cave crayfish and some other critters.