Meet an incredible creature, the olm, which lives inside these caves and is called “the human fish” (človeška ribica) in Slovenian due to its skin-like color. It has been nicknamed “the baby dragon” due to its visual similarities to the mythological beasts. This spectacular place below the surface has been visited for the last 200 years by over 38 million people from around the world.
From the operator’s live schedule on Viator, checked Oct 8.
World-famous Postojna Cave.
Guinness record Predjama Castle.
If you'd like us to pick you up on some other spot, please advise your pick-up location with your guide. You must know that additional or different pick-up is not included in the price.
Reviews collected by Viator and Tripadvisor
Excurgo comparison of 432 Viator tours, recalculated daily.
All sales are final. No refund is available for cancellations.
Postojna Cave & Predjama Castle from Ljubljana lasts about 6 hours. The itinerary has 2 stops.
Prices start at $132 per person for this Ljubljana experience, booked through Viator with the price shown before checkout. There is 1 booking option, so the final price depends on the option you choose.
According to the operator’s current schedule, it runs every day, starting at 8:00 AM and 2:00 PM.
All sales are final. No refund is available for cancellations.
Yes, pickup is offered. If you'd like us to pick you up on some other spot, please advise your pick-up location with your guide. You must know that additional or different pick-up is not included in the price. Pickup points include Intercontinental Ljubljana By IHG, Antiq Palace, Apartments And Rooms.
The experience is available in EN.
It is a small-group experience with a maximum of 99 participants.
Confirmation is sent by the operator within 24 hours of booking.
Travellers rate it 5.0 out of 5 across 1 reviews on Viator and Tripadvisor; it is run by Day Trips Slovenia.
Reviews collected by Viator and Tripadvisor
Amazing experience, could not believe nature can make something like that. You can take your time in the cave, lasts quite a while. I also took some of the greatest photos of my trip in front of famos castle
Thank you so much for your review! It was a pleasure meeting you and sharing our stories with you during your stay in Slovenia 🥰
| Tour | Duration | Rating | Price | |
|---|---|---|---|---|
| Postojna Cave & Predjama Castle from Ljubljana | 6 hours | 5.0 (1) | $132 | |
 Postojna Cave and Predjama Castle - Entrance Tickets Included | 6 hours | 4.8 (1,168) | $131 | View |
 Ljubljana: Postojna cave & Predjama castle small group tour | 5h 30min | 4.8 (173) | $78 | View |
 Slovenian highlights - Lake Bled, Postojna Cave & Predjama Castle from Ljubljana | 10h 30min | 4.9 (141) | $136 | View |
 Postojna cave & Predjama castle half day – all tickets included | 5h 30min | 4.6 (119) | $121 | View |
 Postojna cave, Predjama castle and Piran tour from Ljubljana | 10 hours | 5.0 (115) | $128 | View |
 Postojna Cave, Predjama Castle and Piran with tickets included | 10h 30min | 4.8 (70) | $159 | View |