accommodation alike apartment-blocks appearance architecture bay building buildings contrast contrasting cost costly expense expensive flats from-above height high highrise highrise-accommodation hill hillside hillside-accommodation homes Hong Kong looking-down luxury modern multi-storey multi-story other-side perspectives same sameness sea seaviews similarities tall towering units views water waterside wealth wealthy above aerial-balloon angled angles backgrounds balloon below cityscape colors colours condominiums flight-operation gondola helium helium-balloon high-rise motion movement roofing roofs rooftops rooves safe safety scene scenery scenic secure secured shape shapes sights sightseeing Singapore skyline streets traffic