Ключевые слова: ancient, architecture, autumn, balkan, balkan peninsula, blagoengrad region, building, bulgaria, bulgarian, byzantine, city, cultural, destination, europe, fortification, fortress, garmen, gotse delchev, historical, history, landmark, landscape, medieval, mezek fortress, mountain, nestum, nicopolis, nicopolis ad nestum, outdoor, panorama, rhodope, rhodopes, rhodopes mountain, rodopi, roman, ruins, sight, sightseeing, tourism, town, travel, urban, vacation, wall,