a fragment of stone wall lined with cobblestones background texture

abstract backdrop background beautiful black block brown building cement chit city classical closeup cobble cobblestone color construction crumble decoration decorative design detail different direction drawing elements facade figures floor form fragment gray grey grid grunge large lined lines masonry material natural nature old ornament outdoor pattern paved paving pieces plaster puzzle raw red repairs rock rough roughness row seam sized slurry small solution specimens square stitches stone structure supporting surface texture textured tuff uncut untreated urban urbanization vintage wall white