Experience the magic of unique nature by trekking Through Three Caves. Ride the legendary cave train, continue the guided tour in a small group along the mysterious cave paths through Črna and Pivka Cave and admire the most beautiful parts of Postojna Cave. During a trek, you will be captivated by the glistening stalactites that are million years old, the mighty river, the magnificent halls and the endemic of the karst world, the symbol of Slovenia, the olm.