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A stone entrance with the inscription "POSTOJSKA JAMA" leading to a building with a red roof and arched windows. 1
A building with six windows, each with red shutters and black and white striped frames, set against a rocky cliff and forested background. 2
A historic building nestled in a forested valley with a prominent rock formation. 3
A cave with stalactites and stalagmites, a wooden walkway, and a metal railing. 4
A cave with stalactites and stalagmites. 5
By Sigismundi Luxury Adventures
Free cancellation available
Price is €50 per adult
See tickets

Features

  • Free cancellation available
  • 4h
  • Mobile voucher
  • Instant confirmation

Activity location

  • Postojna Cave
    • Jamska cesta 30
    • 6230, Postojna, Slovenia

Meeting/Redemption Point

  • Trg Francoske Revolucije
    • Trg francoske revolucije
    • 1000, Ljubljana, Ljubljana, Slovenia

Multiple meeting/redemption points available, see location information for full list

Check availability

Predjama Castle ticket

  • Activity duration is 4 hours4h
    4h
  • English
Language options: English
Starting time: 08:10
Price details
€29.00 x 1 Adult€29.00
Paid at activity€21.00
Total
Price is €50.00

Cave Ticket

  • Activity duration is 4 hours4h
    4h
  • English
Language options: English
Starting time: 08:10
Price details
€45.00 x 1 Adult€45.00
Paid at activity€21.00
Total
Price is €66.00

Cave and Castel ticket

  • Activity duration is 4 hours4h
    4h
  • English
Language options: English
Starting time: 08:10
Price details
€61.00 x 1 Adult€61.00
Paid at activity€21.00
Total
Price is €82.00

Morning Postojna Cave and Predjama Castle

  • Activity duration is 4 hours4h
    4h
  • English
Language options: English
Starting time: 08:10
Price details
€100.00 x 1 Adult€100.00
Paid at activity€21.00
Total
Price is €121.00

What's included, what's not

  • What's includedWhat's included
    Insider Access: Learn interesting stories, history, and little-known facts about each site you visit
  • What's includedWhat's included
    Professional English-speaking local driver-guide.
  • What's includedWhat's included
    Bottled water
  • What's includedWhat's included
    Snacks
  • What's includedWhat's included
    Premium Transport: Comfortable, high-end air-conditioned vehicle (Mercedes-Benz or similar)
  • What's excludedWhat's excluded
    Postojana Cave & Predjama Castle – payment by participants optional on site.
  • What's excludedWhat's excluded
    Postojna Cave – payment by participants optional on site.
  • What's excludedWhat's excluded
    Predjama Castle ticket – payment by participants optional on site.

Know before you book

  • Infants and small children can ride in a pram or stroller
  • Service animals allowed
  • Public transport options are available nearby
  • Specialised infant seats are available
  • Suitable for all physical fitness levels
  • In accordance with EU regulations about consumer rights, activities services are not subject to the right of withdrawal. Supplier cancellation policy will apply.
  • This activity is provided by a professional trader (a party acting within their trade, business or profession).

What you can expect

Journey into the heart of the Slovenian Karst. Witness the majesty of the world’s most famous cave system and the dramatic mystery of the world's largest cave castle—all before lunch.

Depart from Ljubljana for a seamless morning adventure. Descend into Postojna Cave via its unique underground train to see stunning stalactites, and then stand in awe before Predjama Castle, an architectural marvel built directly into a high cliff. This tour is perfect for those who want to see Slovenia's most famous landmarks and still be back in the city for the afternoon.

Activity itinerary

Postojna Cave

  • 1h 30m
  • Admission ticket not included
At Postojna Cave, travellers explore one of Europe’s most spectacular underground cave systems. The experience begins with a unique electric train ride deep into the cave, passing through dramatic tunnels and vast underground chambers. A guided walk follows among impressive stalactites, stalagmites, and remarkable limestone formations, including the famous “Brilliant.” Guests will also learn about the cave’s geology and encounter the unique olm, the mysterious “human fish” native to this karst world.

Predjama Castle

  • 50m
  • Admission ticket not included
You will explore Predjama Castle, an extraordinary castle built into a towering cliff. Discover its medieval rooms, hidden tunnels, and secret passages while learning about the legendary knight Erazem of Predjama. The castle’s unique cliffside location offers breathtaking views and a glimpse into its clever defensive design.

Location

Activity location

  • LOB_ACTIVITIESLOB_ACTIVITIES
    Postojna Cave
    • Jamska cesta 30
    • 6230, Postojna, Slovenia

Meeting/Redemption Point

  • PEOPLEPEOPLE
    Trg Francoske Revolucije
    • Trg francoske revolucije
    • 1000, Ljubljana, Ljubljana, Slovenia
  • PEOPLEPEOPLE
    InterContinental Ljubljana by IHG
    • 59 Slovenska cesta
    • 1000, Ljubljana, Ljubljana, Slovenia
  • PEOPLEPEOPLE
    Vodnik Monument
    • 1 Dolničarjeva ulica
    • 1000, Ljubljana, Ljubljana, Slovenia