The Aggtelek Karst is a unique geological region located in northern Hungary. It is known for its extensive limestone caves, which have been shaped by natural processes over millions of years. The area is part of the Aggtelek National Park, a UNESCO World Heritage site, and features diverse flora and fauna. The most famous cave in the Aggtelek Karst is the Baradla Cave, which stretches for over 25 kilometers. Visitors can explore its stunning stalactites and stalagmites, as well as underground rivers. The region is also significant for its archaeological findings, showcasing human habitation dating back to prehistoric times.