What to see in Postojna
A transit stop for two of Slovenia's top attractions – the cave and the castle in the cliff
Places3 attractions
Top attractions in Postojna
A selection of places with detailed guides: what they are, how long to plan and how to get there.
Postojna Cave
Europe's largest karst cave with an underground railway and endemic cave fauna
Postojna
Planina Cave
Karst cave with an underground river confluence and the largest cave entrance in Slovenia
Postojna
Predjama Castle
A 12th-century medieval castle built into a 123-metre cliff face above a cave system
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How to plan
How to plan your sightseeing
Pick the places you want to see, check the map and build a practical route for the day.
01
Choose a place
Decide on a format — history, views, nature or shrines.
02
Read the guide
What to see, how long to plan and when to go.
03
Connect a route
Group nearby places into one day and add transport.
04
Hit the road
Save the guide offline and set off sightseeing.