The summer holidays provide an opportunity for many of us in our largely urbanised population to revisit rural landscapes as we travel to visit relatives, go camping or engage in that Aussie summer favourite, a trip to the beach. The encroachment of urban developments and industrial structures on previously bucolic rural vistas comes as a shock as we pass remembered landscapes suddenly altered by the telltale signs of human existence. A new housing estate, factory, freeway, rail line, mine or...