http://bible.org/seriespage/chapter-4-evidence-jerusalem-harlot (Part of Ewing’s argument is the book of Revelation was written before AD 70, which I am not persuaded. Nevertheless, his other argumentation relating to the identification to the Harlot is valid.)
Alan Kurschner, Ph.D. is the founder of Eschatos Ministries, teaching Bible prophecy from a futurist, premillennial, prewrath perspective.