abstract ancient appearance background coarse-grained composite concentrically-layered decorative granite granodiorite igneous-rock orbicular-granite orbicular-rock orbicules orbiculite ornamental ornamental-rock plutonic-rock rare rocks shells spheroidal-structures surface surfaced surfaces texture textured textures uncommon unique angles brick bricks building-blocks cave-like caves close-up colors colours cracks cream firm grains grainy grit holes holey ingredients perspectives rough selected selection singles solid strength strong variations variety walls color colored colorful colour coloured colourful cool light lighting lights outdoors peaceful recreation recreational-area reflection reflections relaxing ripples rippling river river-views riverside serene serenity sparkle sparkling sunlight sunshine tranquil trees water waterways air-bubbles air-pockets backgrounds blue bubble bubble-plastic bubbles cushioned cushioning cushioning-material dark plastic plastic-bubble-technology protection protective roll shapes sheets wallpaper art backdrop banner concept copyspace creative decay decor design dirty element fill graphic gray grey grunge illustration manuscript old paper parchment plain poster retro scrapbooking stained stationery underpainting vector vintage wall beige brown edge square torn beautiful decoration desktop digital fantasy futuristic glass green movement orange pattern purple sci-fi science fiction shiny swirl translucent transparent wet white