Ключевые слова: active, adventure, alone, alps, attraction, balkans, big, cave, destination, dojkinci, entrance, europa, female, hike, hiker, hiking, hills, karst, kraska uvala, landmark, landscape, lifestyle, mountain, national, national park, natural, nature, outdoors, park, people, phenomenon, ponor, rock, route, serbia, small, stara planina, summer, tour tourism, tourist, touristic, traveler, trekking, view, waking, walking, waterfall, woman, young,