The document discusses religious history in first-century Ephesus, including the Greek religion, the Artemisium temple of Artemis, and how citizens shouted "Great is Artemis of the Ephesians" according to Acts 19:28 when they heard that the gospel was threatening their deity. It explores who the goddess Artemis was in first-century Ephesus by looking at first-century sculptures of Diana/Artemis from Ephesus and other locations like Sardis in Turkey.