angles appearances architectural architectural elements architecture black box-like buildings business district city city scapes city views colors colours contemporary contrast contrasting distance distant elements exterior external glass heights high high rise interior light lighting linear lines modern office buildings perspectives reflections reflective skyscrapers steel tinted views walls wealth windows action active activity adult anchorage anchored Australia boat boats buoys care city skyline cityscape culture dangers enjoy fast luxury manoeuvrability mobility motor boat motoring outdoor outdoors outside pastime Perth popular power quick recreation river riverside safety sailing security skill speed sport summer transport transportation travel water water sports waterways