![](http://www.alamy.com/thumbs/6/AE628851-2855-4A0A-9D8C-B6DD4DE500F8/HJC6R5.jpg)
Structure of a concrete wall
Size: 5169px × 3446px
Photo credit: © T. Brand / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: architecture, background, barrier, bleak, boarder, building, city, coarse, concrete, concreted, construction, dismal, dull, frontier, gloom, gloomy, grain, gray, grey, heavy, industrial, industry, lithic, modest, monochrome, patern, plain, rough, stock, stone, stonelike, stony, structure, surface, texture, textured, unicolored, urban, wall, wallpaper