angles appearances architectural architecture box-like buildings business-district city city-scapes city-views color colored colors colour coloured colours contemporary contrast contrasting distance distant elements exterior external glass heights high high-rise light linear lines modern office-buildings perspectives rectangles rectangular reflections skies sky skyscrapers views walls wealth windows business district city scapes city views Hong Kong office buildings commercial-building metropolis metropolitan-area tower-block urban-area abstract alone arm-rests back-rest background bench brown comcrete connected fixed furniture gray grey isolated joined maintenance outdoor outdoor-bench outdoor-furniture outdoors park patterns peace peaceful public reinforced rest rustic seat seating slats steel strengthened strong surface surfaces surfacing texture textured textures timber tree weathered wood wooden wooden-slats