Slovenia is known for being one of the most ... The stunning Predjama Castle, the largest cave castle in the world, is built inside the mouth of the cave, halfway up a 123-meter cliff.
After the castle, return to the city to visit St ... Some of the oldest known caves in Slovenia, they are renowned for their stunning geological formations, rich history and folklore.
The lake itself is free to explore 24 hours a day. Visit the Slovenia Tourist Board's Bled page to find out more. Postojna Cave and Predjama Castle - Entrance Tickets Included (716 reviews) ...