“Very little remains, and what remains is puzzling. … [Most of the survivors] were mural paintings, preserved (ironically) by the lava of Vesuvius, while the paintings in other cities, such as Rome itself, were destroyed or faded away. Was the art of these two provincial towns inferior to the art of the capital? If we saw real Roman painting, would that make the work that’s survived look very average? Or is this as good as it got?”