Embark on an unforgettable subterranean adventure through Postojna Cave, one of the world's most stunning karst cave systems. Journey deep into the heart of Slovenia with a unique electric train ride, marveling at breathtaking stalactites, stalagmites, and rare cave fauna. Whether you are seeking a guided cave tour, a historical sightseeing adventure, or a day trip to nearby Predjama Castle, our curated experiences offer something for every traveler. Discover the magic of this natural wonder and book your professional guided tour today for a truly spectacular underground experience!
$136–$424 typical
Median price is $180, with a range up to $917
4.75★ average
Based on 3,372 pooled reviews with ~89% positive sentiment
5–11 hours typical
Median duration is 6.5 hours
Nature & Cave Tours
Nature themes (94%) and Cave Tours (80%) are most common
91% free cancellation
94% of options also offer instant confirmation
8 languages offered
Includes EN, IT, DE, ES, FR, HR, ZH, and CS
59 Products
On this day we take you to the biggest and worldwide known Slovenian cave system - the Postojna caves. Amazing two million years old and 21 km long system of underground caves is one of the most easily accessible networks of underground caves in the world. First, you will experience the ride by elec...
For a full refund, cancel at least 24 hours before the scheduled departure time.
The Slovenia in One Day tour, running small-group from Ljubljana since 2011: Lake Bled, Postojna Cave, and Predjama Castle in one day, with a licensed local guide and no more than 8 guests. One day, three of Slovenia's best-known places! You'll glide across Lake Bled on a traditional pletna boat t...
For a full refund, cancel at least 24 hours before the scheduled departure time.
The road will initially lead us to the Postojna cave, where we will admire one of the most popular karst caves in the world. While riding on the cave train, everyone will be fascinated by the cave's might and its karst phenomena. We will then continue our trip and reach the unique and largest cave c...
For a full refund, cancel at least 24 hours before the scheduled departure time.
This full-day tour will start in the heart of the Alps, where we will visit one of the largest natural attractions in Slovenia - Lake Bled. Besides the blue-green lake, we will be able to admire also the picturesque architecture of the Bled castle, which is built atop a cliff that rises above the la...
For a full refund, cancel at least 24 hours before the scheduled departure time.
A half-day trip from Ljubljana to Postojna Cave and Predjama Castle is an unforgettable experience for visitors. Postojna Cave is one of the largest karst caves globally, renowned for its impressive stalactite formations and unique underground life, including rare cave-dwelling animals. Visitors tra...
For a full refund, cancel at least 24 hours before the scheduled departure time.
Visit two of Slovenia’s top attractions in one afternoon on this small-group, half-day tour from Ljubljana. Begin at Predjama Castle, perched on a cliff high above the beautiful Inner Carniola region. Explore the chambers and stairwells and learn about the castle’s most famous resident, Erazem of Pr...
For a full refund, cancel at least 24 hours before the scheduled departure time.
In this 5 hours long tour, you will visit the most popular attraction in Slovenia! Postojna caves is one of the kind, not just in Slovenia, but also in Europe. Explore fascinating underground systems and learn more about this natural phenomena. You enter and exit the cave with the small electric tr...
For a full refund, cancel at least 24 hours before the scheduled departure time.
Experience three of Slovenia's most breathtaking attractions in a day. Enter the mysterious world of underground passages, caverns, and great halls, decorated with dripstones, translucent curtains, and pillars of fascinating shapes and colors. You will glimpse a million years in a single moment as ...
For a full refund, cancel at least 24 hours before the scheduled departure time.
Wonderland Does Exist - Explore the Wonders of Postojna Cave Join us for a day trip to Postojna Cave, obe of the most breathtaking natural wonders in Europe! What to Expect? - Spectacular underground formations & vast caverns - A thrilling electric train ride through the cave - Meet the unique "bab...
For a full refund, cancel at least 24 hours before the scheduled departure time.
Join us on this spectacular day trip exploring Slovenia's must-see gems! Marvel at the magical underground world of Postojna Cave during an exciting train ride among breathtaking stalactites. Next, step inside the iconic Predjama Castle, dramatically built into a towering cliff, filled with medieval...
For a full refund, cancel at least 24 hours before the scheduled departure time.
Landmarks travelers visit on the same route as Postojna Cave.