Ключевые слова: ancient, antique, arc, arch, architectural, architecture, arda, ardino, boulder, bridge, buildings, bulgaria, devil, devil bridge, devils bridge, eastern rhodopes, footbridge, forest, kardzhali, kardzhali region, landscape, medieval, motion, mountain, outdoors, panorama, reflection, retro, rhodopes, river, road, rock, rodopi, scenics, silk, silk road, sky, stone, stream, style, summer, tour, tourism, tourist, trade, travel, traveler, vacation, view, water,