

by Gray Line Slovenia Explorer
How do you want to book?
✓Confirmation before Wed, 9 Sept - card's only charged if it's a yes. If it's a no, still time to book on Viator.
Book on Viator Confirmed right away, but you pay full price.€136This small-group tour lasts about five and a half hours and visits two of Slovenia’s main sights starting from Ljubljana. The tour begins at Predjama Castle, which sits on a cliff in the Inner Carniola region. Visitors spend about an hour exploring its chambers and staircases while learning about its famous former resident, Erazem of Predjama. Afterward, the group travels to Postojna Cave. The visit includes a 90-minute guided tour of this extensive cave system, starting with a ride on a mini-train into the underground network of passages, caverns, stalactites, and stalagmites. Postojna Cave features 21 kilometers of galleries and halls and is known for its variety of underground animals, including the proteus anguinus, or human fish. Transport between sites is by air-conditioned minivan, and an English-speaking professional guide accompanies the group. The tour meets at a central location in Ljubljana. Tickets for the cave and castle entrance are not included and must be purchased separately.
Predjama Castle
Spend about 60 minutes touring Predjama Castle. Visitors explore the castle’s chambers and stairwells and learn about its history.
60 min
Postojna Cave
Take a mini-train ride into Postojna Cave, then join a 90-minute guided walk through its network of 21 kilometers of passages, galleries, and caverns. See formations like stalactites and stalagmites and learn about the cave’s underground animals, including the proteus anguinus (human fish).
90 min
opposite City Hotel
End point
opposite City Hotel


by Gray Line Slovenia Explorer
How do you want to book?
✓Confirmation before Wed, 9 Sept - card's only charged if it's a yes. If it's a no, still time to book on Viator.
Book on Viator Confirmed right away, but you pay full price.€136This small-group tour lasts about five and a half hours and visits two of Slovenia’s main sights starting from Ljubljana. The tour begins at Predjama Castle, which sits on a cliff in the Inner Carniola region. Visitors spend about an hour exploring its chambers and staircases while learning about its famous former resident, Erazem of Predjama. Afterward, the group travels to Postojna Cave. The visit includes a 90-minute guided tour of this extensive cave system, starting with a ride on a mini-train into the underground network of passages, caverns, stalactites, and stalagmites. Postojna Cave features 21 kilometers of galleries and halls and is known for its variety of underground animals, including the proteus anguinus, or human fish. Transport between sites is by air-conditioned minivan, and an English-speaking professional guide accompanies the group. The tour meets at a central location in Ljubljana. Tickets for the cave and castle entrance are not included and must be purchased separately.
Predjama Castle
Spend about 60 minutes touring Predjama Castle. Visitors explore the castle’s chambers and stairwells and learn about its history.
60 min
Postojna Cave
Take a mini-train ride into Postojna Cave, then join a 90-minute guided walk through its network of 21 kilometers of passages, galleries, and caverns. See formations like stalactites and stalagmites and learn about the cave’s underground animals, including the proteus anguinus (human fish).
90 min
opposite City Hotel
End point
opposite City Hotel