Predjama is one of the most extraordinary castles in the world, built in the mouth of a cave complex at the end of a valley in Slovenia. CNN values your feedback 1.

From lively cafés and hilltop castles to scenic cobblestone streets, Slovenia’s capital city, Ljubljana, has plenty to explore. But if you're craving a bit more adventure, just an hour south you'll ...

Predjama Castle in Slovenia is listed by Guinness World Records as the world's largest cave castle. Comments. Travel. Isobel Pankhurst Audience Writer. 11:46, 20 Jun 2024 Updated 12:37, 20 Jun 2024.

Predjama is one of the most extraordinary castles in the world, built in the mouth of a cave complex at the end of a valley in Slovenia. CNN values your feedback 1.