2 , 7 personne
Postojna cave with 24 km of passages, galleries and halls is the biggest cave in Europe, accessible for tourists. Take a ride on the world’s only double track cave railway and see magnificent stalactites, stalagmites, halls and a little baby dragon! Just 20 minutes drive away there stands Predjama castle, perched in the middle of 123 m high cliff. It is the world´s biggest cave castle and unconquerable fortress.