Discover the biggest gems of Croatia’s neighboring country - Slovenia. We start with Postojna cave to soak up some mesmerizing views of underground karst life. After a guided tour in the cave we continue to the astonishing Predjama Castle. We conclude the experience with Ljubljana, an enchanting city that will win your heart immediately. Return to Zagreb. During your journey you will be accompanied by an expert guide that will share interesting stories and put emphasis on the interesting tidbits throughout your day. Small group for a GREAT experience! (maximum 8 participants)