accommodation angles appearances architectural architectural-elements architecture balconies balcony box-like buildings city city-scapes city-views colors colours concrete contemporary contrast contrasting costly distance distant elements expensive exterior external glass heights high high-rise holidays hotel hotels light linear lines modern multi-storey multi-story perspectives recessed skyscrapers surface tourism tourists views walls wealth windows curved business commerce commercial curves towering towers urban-area apartment-blocks apartments complex Designs detailed distinctive flats height highrise metal modernistic multi-storeys multi-stories neighbourhood open open-windows palms plain straight structured structures style supports tall tinted-windows tower-blocks tree units abstract angled appearance building corners edged edges framed frames geometric geometric-shapes gray grey patterned patterns sharp sharp-cornered sharp-corners Singapore straight-up-and-down surfaces textured textures wall