gray textured concrete wall: close-up patterns of built structure

abstract aged architecture art asphalt background black blackboard block brick brickwork building built cement close-up cobblestone concrete construction copy dark design dirty facade floor flooring gray grey grimy grunge grungy high horizontal interior iron masonry material obsolete old paint panorama panoramic pattern patterns property resolution retro rock roof rough sidewalk soil solid space spotlight stained stone stonewall structure surface texture textured tile urban vintage wall wallpaper weathered wide wood