What good is a statue nobody can see? In a courtyard in Cambridge, England (just beside the Sedgwick Museum of Earth Sciences) is a pair of iron footprints. Over the last few summers, I’ve seen these footprints dozens of times. I’ve wondered what they were pointing toward or away from, I’ve joked with my kids about them, I’ve stood toe to toe with them, I’ve noticed how different they look in dry and rainy weather. They don’t really make much... Read more