angles architectural-elements architecture buildings business city city-scapes city-views commerce concrete contemporary contrast curved curves distinctive edged edges elements exterior external framed frames glass gray grey height high high-rise light linear lines modern monochrome palm-trees patterned patterns perspectives sharp skyscrapers steel surface surfaces textured textures trees views wall walls windows accommodation balconies balcony colors colours contrasting costly distance distant expensive hazy heights multi-storey multi-story recessed rooftops Singapore towering towers wealth apartment-blocks apartments appearances box-like boxed building complex dark Designs detailed flats highrise metal modernistic plain red shield shielded shielding squared straight structured structures style supports tall units abstract architectural business-district color colored colour coloured commercial-building metropolis metropolitan-area office-buildings rectangles rectangular reflections tower-block urban-area tree green