In Slovenia there are over 7,500 explored Karsts caves, but the largest and most famous of the world is the Postojna Cave system. It was created by nature for over 2 million years and it is registered on list of the world’s natural and cultural heritage of UNESCO. Drop by drop, the water formatted its magnificent stalactites and stalagmites in breathtaking shapes. It is located only 50 km form Ljubljana (Slovenia capital) and is visited by thousands of tourists each year.

Postojna Cave system consists of approximately 20 km long underworld system, which places it among 100 longest underground complexes in the world. Today the visitors traverse this area very fast on a special cave train. The train and its railway station located at the highest point above sea level of all Slovenian stations. This is a one really pleasant experience. Also there is a cave restaurant, a concert hall for more than 10,000 people, and the cave post office.

Postojna Caves are open all year round. Visits continue one and a half hour and the temperature inside the caves is a constant 8° C.