advice alert appropriate behavior appropriate behaviour black care caution concern cutout danger dangerous directions emergencies emergency floor information isolated pictogram protect protection safety sign signs slip slippery slippery floor slippery surface slipping warn warning warning sign water wet wet floor wet surface white yellow abstract angles appearance backdrop background backgrounds barrier blocks coloring colors colouring colours constructed fitted large limestone linear lines mortar perspective perspectives rock rock-face rockface rough secure security solid stone stones stonework strength strong surface surfaces texture textures variations variety wall walled well-built astronomy flare graphic light outer space star storm sun turbulent violent blended blue color colored colour coloured connected connections contoured contours contrast contrasting dark decorative design details edged edges interconnected interlaced interlinked intermeshed patches patterns shapes style swirling swirls textured thick thin vibrant wallpaper checks circles circular colorful colourful distinctive interwoven lined mosaic round rounded shape shaped squares purple break broken cement concrete crack damage damaged decay animal animals Asian-elephants creature creatures decoration display displayed elephant-family elephants exterior external features ornamental ornamentation outside rain raining replica sculpted sculpture Singapore statuary statue zoo zoological curved curves flower glass glassy kaleidoscopic liquid liquidy metallic molten orchid rows silver silvery symmetrical symmetry transparent