Driving north from Sydney, besides the man-made edifices of the city, what greets the traveler are endless stretches of sandstone topography. The highway itself was drilled straight through boulders.
從雪梨驅車往北，出了大雪梨市區，就是綿延不斷的沙岩地形，連公路都是鑿通巨岩開出來的。