The East Balkan offers picturesque mountain landscapes predetermined by. remarkable geological diversity: caves, waterfalls, karst springs and precipices, fossil deposits, stratigraphical, paleontological, tectonic and fossil slump phenomena. In its most attractive part, the Kotel Balkan, there are 28 natural landmarks, 3 protected areas and 2 reserves. Expanding the inventory with purely geological sites, such as fossils, olistostromes, thrusts, geological cycles and events, complemented by many historical sites and intangible cultural heritage (Karakachan minority traditions, craft and folklore festivals), the region of Kotel has excellent preconditions for a geopark development.