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Activity Ljubljana, Slovenia

Postojna Cave, Predjama Castle & Hidden Villages from Ljubljana

5.0 (one review) 8 h 30 min Free cancellation Private tour
Photos: the activity supplier, via Viator

Postojna Cave, Predjama Castle & Hidden Villages from Ljubljana

About this activity

✨ Ride a little train deep into Postojna Cave, then climb into a castle built inside a cliff. In between: two stone villages most visitors never see. ✨

Postojna is Slovenia’s most famous natural wonder. A train carries you kilometres underground through vast halls of stalactites, where you may meet the olm, a blind cave salamander locals once took for a baby dragon.

Back above ground, we head to Štanjel, a hilltop Karst village of stone houses, for lunch with air-dried Karst pršut, local cheese and Vipava Valley wine. Then on to Vipavski Križ, a tiny town still wrapped in its medieval walls.

We end at Predjama Castle, the world’s largest cave castle, set halfway up a sheer cliff. Hear the tale of Erazem, the rebel knight who held out here through a year-long siege thanks to a secret his enemies couldn’t find.

This is a private tour, so linger for photos, add a tasting, or lean into food, nature or history. Message us after booking and we’ll tailor the day to you.

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At a glance

Duration
8 h 30 min
Confirmation
Instant confirmation
Ticket
Mobile or paper ticket accepted
Group
Your group only
People per booking
1–8
Guide
English
Operated by
Riverside Ljubljana Tours

Ages: Children (2–17 years) · Adults (18–120 years)

What is included

Included

  • Included: Private transportation
  • Included: On-board WiFi: WiFi on board
  • Included: In-vehicle air conditioning: Air-conditioned vehicle
  • Included: Certified local expert guide
  • Included: Entrance fees: Postojna cave entrance fee

Not included

  • Not included: Lunch, food or drinks are not included
  • Not included: Entrance fees: Entrance fee to Predjama caslte is not inculded - the stop features photo oportunity of the castle's exterior, while the entrance is optional (20 EUR fee not included in price)

Itinerary

  1. Postojna Cave

    2 hours Admission included

    Board an underground train and plunge into Europe's largest show cave — a cathedral-scale world of towering stalagmites, glittering cave pearls, and the five-metre white stalagmite known as the Brilliant. The 90-minute guided tour covers the highlights of a 24 km karst system that took two million years to form, including a stop to spot the cave olm — Slovenia's legendary "baby dragon," a pale amphibian that lives its entire life underground.

  2. Predjama Castle

    one hour Admission not included

    Wedged into a 123-metre cliff face, Predjama is the world's largest cave castle and one of Europe's most startling sights — a medieval fortress that looks like the rock simply grew around it. Inside, the story gets better: 15th-century knight Erazem defied the Holy Roman Emperor's siege for over a year, smuggling in supplies through a secret tunnel carved into the cave system behind the castle. How it all ended is a tale best heard on the spot. Wander the chambers, find the hidden passages, and let the legend unfold around you.

  3. Vipavski Kriz

    45 min

    Vipavski Križ

    Barely a kilometre across, Vipavski Križ punches well above its size. This tiny fortified hilltop town was once a thriving Augustinian monastery and trading post — you can still feel that layered past in its intact medieval walls, arched gateways, and quiet cobbled lanes. The reward for the climb is a sweeping panorama over the Vipava Valley wine country below. Find a seat in the square, order a coffee or gelato, and let the afternoon slow right down.

  4. Stanjel

    2 hours

    Štanjel

    Perched on a hilltop above the Karst plateau, Štanjel is one of Slovenia's oldest and most atmospheric stone villages — narrow medieval lanes, a castle, and views that stretch to the Adriatic on a clear day. Stroll to the Ferrari Garden, a terraced interwar masterpiece designed by architect Maks Fabiani, with fountains, an oval pond, and Mediterranean plantings carved into the cliff edge. Then settle into a traditional stone cellar for Karst prosciutto, homemade cheese, and local wine.

Meeting point and pickup

The operator picks every participant up from their accommodation or the points below.

Pickup points

  • Intercontinental Ljubljana By IHG
  • B&B Hotel Ljubljana Park
  • City hotel
  • Exe Lev
  • M Hotel
  • Radisson Blu Plaza Hotel, Ljubljana
  • Hotel Cubo
  • Hotel 51
  • DoubleTree by Hilton Ljubljana
  • Holiday Inn Express Ljubljana By IHG
  • Eurostars uHotel
  • AS Boutique hotel

and 26 more pickup points

✨ A Tour Designed Around You - We will pick you up and drop you off at your hotel or apartment - please let us know your where you would like our guide to meet you and they will arrive with a sign containing your name.

Your guide will gladly adapt the route to create your perfect Slovenian day trip.

Cancellation

Free cancellation

For a full refund, cancel at least 24 hours before the scheduled departure time.

If you cancel You get back
At least one day before 100%
Less than a day before 0%

Good to know

  • Specialized infant seats are available

  • Suitable for all physical fitness levels

Traveller ratings

5.0 out of 5 · one review
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Activities, prices and reviews are from Viator. Booking and payment happen on Viator; Vacantier may earn a commission at no extra cost to you.

Postojna Cave, Predjama Castle & Hidden Villages from Ljubljana

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