Ключевые слова: architecture, balkan, balkan peninsula, canyon, christian, christianity, church, cross, culture, dimitrovgrad, erma, erma river, europe, forest, gorge, historical, history, landmark, landscape, medieval, monastery, monument, mountain, nature, orthodox, outdoor, panorama, pirot, poganovo, poganovo monastery, religion, river, rock formation, rocks, season, serbia, serbian church, spring, tourism, travel, watter,