Bosnia and Herzegovina
Rare natural phenomena located in Bosnia and Herzegovina, near the town of Glamoč. These are holes in the ground caused by the collapse of the surface layer, known as boreholes or sinkholes. They occur mainly in karst areas. They can be found in several places in Bosnia and Herzegovina, but around the town of Glamoč they are in the greatest number.
Where to find Sinkholes
Coordinates: 44.1286622, 16.7599500