An investigative documentary that explores historical circumstances surrounding the Book of Revelation was produced with an intention to reflect on the book’s meaning for the people of today, said Tim Mahoney, executive producer of “The 7 Churches of Revelation: Times of Fire.” Filmmaker Christophe Hanauer went to Patmos—a Greek island in the Aegean Sea where John received a vision and wrote the Book of Revelation—to investigate on-site the circumstances of that biblical event, Mahoney said on EpochTV’s “Crossroads” program. To investigate an event, “you need to find out where that is, go there, examine it, and then look at what other evidences are related to that,” the producer said. The Book of Revelation was written as a letter to be circulated among the Christian churches at seven important cities in Asia Minor: Ephesus, Smyrna, Pergamum, Thyatira, Sardis, Philadelphia, and Laodicea. Hanauer, inspired by Mahoney’s prior investigative documentary also focusing on …