Discover Postojna cave, an amazing system of caverns and halls and caves that have been around for nearly 2 millions years! It spreads underground 24 km. At the entrance, you will take electric train that takes you into a Great Mountain cavern for a distance about 4 kilometers and walkable 2 kilometers around stalagmites and stalactites.

After a short 9km drive you're headed to world-famous Predjama castle. The picturesque and mysterious castle has been perched in the middle of a 123-meter-high rocky cliff for over 800 years. Its romantic exterior and location are complemented by the idyllic river Lokva, which disappears underground deep below the castle.