The ancient western Anatolian town of Nicaea (now Iznik in modern-day Turkey) was the site of two transforming events in Christian history. The first was a council of the Church in 325 CE that formalized the central doctrines of Christian faith under the aegis of the Roman Empire, while a second council in 787 CE sanctioned the creation of icons, thus facilitating the flourishing of Christian art. Nicaea is an imaginative...