Ключевые слова: abstract, architecture, background, beams, beautiful, bridge, bridge elements, bridge structure, bridges, bridges construction, bulgaria, bulgarian, column structure, columns, columns building, concrete, construction, cover, day, engineering, fence, fresh air, huge, huge bridges, infrastructure, landscape, metal, nature, old, outdoor, outdoors, outside, panoramic, panoramic view, park, reservoir, river, scenery, sightseeing, sky, structure, summer, sunny, texture, tourism, travel, tree, water, wood, wooden,