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 background barrier brown cemented coloring colouring constructed heritage historic local-stone old pattern perspective picturesque random randomly-coursed retaining-wall rock rocks rough rural secure security shape shapes significant solid stone stone-walled stones stonework strength strong stucco texture traditional uneven variations variety well-built 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 arched arches architectural colorful colourful decorated façade flowers gardens greenery grime levels low quality Sizes styles tower