advice alert appropriate-behavior appropriate-behaviour background black care caution close-up colors colours communication concern danger dangerous directions distinctive external greenery hazard hazardous hazardous-pathway message path-warning-sign safety shade shadows sign signage sunlight tree trees trip-warning tripping-up uneven vegetation walking-hazard warning warning-sign yellow accommodation architecture bridge business-complexes city color colour cultural culture decorations decorative dome domed flora flowers foliage green height high highrise light modern New peaceful perspectives pink plants shapes shrubbery shrubs Singapore skyline style sunshine textured textures towering towers tropical variation variety abstract appearance banks birds black-&-white contrast contrasting cool dark duck dusk early-evening edge grasses greyscale lake lakeside lighting monochrome outdoors reflected reflecting reflection reflections relaxing ripples rippling serene serenity shadow silhouettes surface surfaces tranquil wader wading water water's-edge water-birds waterways angles broad coarse colored coloured edges evergreen growing growth hardy horticultural horticulture large leaf leaves lines mature-leaves nature patterns ribbed ribbing ribs ridges shaped texture veined veins wallpaper Asia caves coast coastline distance distant expanse Hong-Kong-islands Hong-Kong-waters islands layers levels natural ocean outcrop rock formations rocks rocky rough sea seashore shore shoreline Sizes stones stony waterline ancient Angkor archaeological archaeology buddhism Buddhist buildings cambodia craftsmanship cycle-path cyclists design features grass heritage Hindu Hinduism historic-site historical history jungle landscape monument old ornamental ruins stonework structures weathered abundance abundant backdrop bright coloring colouring cream display garden garden-background leafy perennial spade-shaped-leaves variations variegated boards boardwalk decking flooring gray grey gunmetal-grey lumber maintained outside painted path pedestrians pier planking planks platform posts quiet railing raised support surfaced surfacing timber walkway wood wooden backyard ceramics density ornaments pottery spread spreading thick thin undergrowth various