air-conditioners air-cons angles appearance arch arched arched windows architectural architecture Australian black block boxes building dark design elements exterior external height heritage high historic historical history masonry old ornamental ornamentation perspectives plain Rooms sepia solid Somber sombre stonework surfaces walls windows b&w black and white air-conditioning cambodia clouds colorful coloring colors colourful colouring colours communicating communication communications communications-equipment concave connecting culture dish electrical-signals electromagnetic equipment feedhorn highrise light mauve modern multi-storey multi-story parabolic parabolic-reflector purple radio-waves receivers receiving roof rooftop round satellite-dishes Signals technical technology television air box chill climate cold comfort condition conditioner conditioning cool coolant cooler cooling fan heat outside refrigeration unit accommodation aircondioners airconditioning Alley backstreet bins buildings car city city-scapes city-views greenery hot lane laneway rubbish rubbish-bins security tree vehicle warm weather