angles appearance backdrop background backgrounds barrier blue-metal chipped chips concrete construction embedded granite gravel grooved grooves patterns pebbles perspective perspectives ribbed ridges rough secure security shaped solid strength strong surface surfaces texture textured textures variations variety wall walled well-built above-ground architectural architecture danger dangerous elevated futuristic Gardens-by-the-Bay height high iconic icons landmarks panoramic panoramic-vistas reinforced-concrete safety scenic Singapore skyline steel Super-trees Supertree-Grove suspended tree-tops trees vertical-gardens views vistas blocks brown coloring colors colouring colours constructed craftsmanship creative decorative display fitted large linear lines stone stones stonework abstract colored coloured contain containment contrast contrasting divide dry edges fence fencing hard light separation straight surfaced surfacing tactile upright wood wood-grain wooden attached authority communicating communication concept court description descriptive fixed highest indentification indentifying judiciary justice law legal location metal name-plates old order pillar post power representative set shadow supreme weathered word wording words worn