abstract appearance art-glass artistic artistry background blended blue bright circle circular coloration colored colorful colors coloured colourful colours contrast craftsmanship dark decorative distinctive glass light lighting multicolored multicoloured patterned patterns perspectives round rounded shaped shapes stained-glass style surface surfaces surfacing texture textured textures thick thin vibrant wallpaper window ancient backdrop black celt celtic close close-up closeup cultural culture curve curved design detail detailed details free gray grey image intricate kelt keltic knot knots knotted macro old pattern photo photograph picture primitive resource rock rocks rocky somadjinn stock stone stones UP weave weaving woven art color colour decoration edges geometrical interconnected intermeshed interwoven lines shape soft squared string string-like surfaced symmetry vibrancy white liquidy raised tactile geometric green interlinked rectangles rectangular serrated serrated-edges stamp-like stickers symmetrical tiled tiles barrier brown cemented coloring colouring concrete constructed local-stone mortar perspective picturesque random randomly-coursed rough secure security significant solid stone-walled stonework strength strong stucco traditional uneven variations variety wall well-built artwork bits broken chipped chips communicating communication contrasting cracked cracks Designs enclosure expression grouting indicator interlaced intertwined invitation inviting irregular message mosaic open-farm sign water-birds words yellow