circular corner dark diffused-light gray grey handrail inside interior intricate light limited patterned patterns shadowy silhouette spiral spiral-staircase spiraling spiralling staircase stairs steps structure sturdy turning turns window wrought-iron angled angles architectural-elements ceiling greyscale lighting monochrome reflections shiny upstairs basket basket weave dried grass spiral pattern. straw weave flooring polished sepia Asia blue color colored colorful colors colour coloured colourful colours escapes fire escape fishmonk green pattern primary rainbow rainbows red repeat repeating same Singapore spirals stair step stripe striped stripes stripy yellow abstract artistic backdrop background black blended bright brilliant circles corners decoration decorative design detailed detailed patterns edges geometric geometrical image images interconnected intermeshed interwoven kaleidoscopic patterns lines mandala perspectives pink pointed points purple radiating rays rounded shapes sharp style texture textures vibrant wallpaper white spiral spiraling