It’s an inversion of that poignant image of a weeny plant breaking through asphalt, representing nature triumphing over the manmade. In this instance, nature still wins, but it’s the concrete that yields to the plants in the first place.

Melbourne Uni’s South Car Park features champagne-stem columns, which act like giant plant pots – designed to hold enough soil for the trees growing above. Framing the pedestrian entrance are two classical figures originally belonging to the Colonial Bank built in 1880 and demolished in 1932. Want more? It was in this car park that Mad Max's V8 interceptors were garaged. Hire the DVD (Number 1), you'll see.