abstract architecture art atmosphere avenue background black blue Brisbane building canvas city cityscape concept design development District downtown glass graphic gray grey high rise illustration inner city modern office painting render scene sky skyline skyscraper style town urban vector view walls water white windows pink sunset arty catastrophe colors colour futuristic green rainbow red yellow apocalypse dez pain war xymonau classic clock landmark sandstone tower town hall bridge connection crossing famous impressionism link scenery span steel texture transit ferris funfair wheel arch christianity church door doorway entrance hinge knock lock religion stonework broad-walk calm dusk evening light low metropolis reflection river shimmering sky-scrapers summer warm