Škocjan Caves is a unique cave system located in Slovenia. It is only 6 kilometers long, but leads to 200 meters below ground and it is one of the largest known underground canyon in the world. The underground complex has a lot of interesting caves and numerous waterfalls. Škocjan Caves are located in the Slovenian Karst, which is also known for other natural monuments. In 1986 Škocjan Caves were entered on the UNESCO list of natural and cultural world heritage sites.
View Škocjan Caves in Slovenia – one of the largest known underground canyon in the world in a larger map