Private Tour from Zagreb: Ljubljana, Postojna & Predjama Castle 1
Private Tour from Zagreb: Ljubljana, Postojna & Predjama Castle 2
Postojna Cave
Private Tour from Zagreb: Ljubljana, Postojna & Predjama Castle 4
Private Tour from Zagreb: Ljubljana, Postojna & Predjama Castle 5
Private Tour from Zagreb: Ljubljana, Postojna & Predjama Castle 6
Private Tour from Zagreb: Ljubljana, Postojna & Predjama Castle 7
Postojna Cave
Postojna cave
Postojna Cave
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Private Tour from Zagreb: Ljubljana, Postojna & Predjama Castle

(3)
Postojna, Slovenia
Cultural ToursDay Trips & ExcursionsBus & Minivan ToursNature Tours
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About this activity

A full-day private excursion from Zagreb into Slovenia's most iconic landmarks: the charming capital Ljubljana, Europe's largest stalactite cave system at Postojna, and the dramatic clifftop Predjama Castle. This curated journey combines cultural exploration, geological wonder, and medieval history with expert local commentary.

Discover the biggest gems of Croatia’s neighboring country - Slovenia. Start your day with the capital Ljubljana, an enchanting town that will win your heart immediately. Your next destination is the most visited European cave – Postojna cave. There you will soak up some mesmerizing views of underground karst life. Continue to one of the most impressive castles you will see that is built in a rock - Predjama Castle. During your journey you will be accompanied with an expert guide that will share interesting stories and put emphasis on the hidden gems.

Highlights

  • Ljubljana's green spaces, architecture, and vibrant city centre
  • Postojna Cave – Europe's most-visited karst cave with otherworldly stalactites and stalagmites
  • Predjama Castle – a 13th-century fortress carved into a 123m cliff face
  • Underground train ride through the cave system
  • Expert guide sharing local stories and lesser-known details

Insider tips

  • Wear comfortable, closed-toe walking shoes – cave paths are uneven and can be slippery despite handrails.
  • Bring a light jacket; caves maintain constant cool temperatures year-round (~8–10°C).
  • Arrive early for Ljubljana exploration to experience the city before afternoon coach groups arrive.
  • The cave tour includes a short underground train journey; opt for the front seats if available for better views.

Good to know

  • 12-hour total duration includes 2–3 hours driving, ~2 hours in Postojna Cave, and 1–1.5 hours at Predjama Castle.
  • Private tour (not group); hotel pickup/drop-off from Zagreb included.
  • Caves are wheelchair-accessible via elevator and paved pathways; notify operator in advance.
  • Bring water and snacks; restaurants are limited near caves. Ljubljana has excellent cafés for lunch.
  • Most comfortable mid-April to mid-October; winter visits are possible but daylight limited.

Who it's for

Nature and geology enthusiastsHistory and castle loversFamilies with mobile teenagers (steep cave sections may challenge young children)First-time visitors to Slovenia

Best time to visit

Late spring through early autumn (May–September) offers stable weather, longest daylight, and optimal cave visibility. Winter visits are feasible but shorter daylight hours compress sightseeing time.

Frequently asked questions

Available
From€560
per person