Postojna Cave is not only one of the popular and frenquently visited sites od the world heritage. It is one of the most recognizable symbols od Slovenia which has been described by Johann Weichard Valvasor in his book The Glory of the Duchy of Carniola in the 17th century.
It is also a natural monument and a nature classroom that heps us to understand the formation of the cave millions years ago. It teaches us about izs historical meaning, since a number of significant events has taken place inside it since ancient times. Postojna Cave has been visited by many leaders from around the world and still atracts attention of many notable visitors.