The road markings and the "40 AREA" speed sign are characteristic of Australia. The vegetation, specifically the eucalyptus trees, strongly suggests a rural or semi-rural Australian environment. The sign on the right says "Kulbardi," which is a known locality name in Western Australia. I am fairly confident this is in the Perth hills or surrounding bushland area.

Country: Australia, City: Perth (Kulbardi area), Certainty: High.

then: guess