It's the world's all-time best-selling book and has been read and studied by billions over the past 2,000 years. Yet, after all this time, there are still so many mysteries and unanswered questions about the Bible: Who wrote it? How old is it? And is it accurate? From the moral codes of the Old Testament to the apocalyptic predictions of the Book of Revelation, History's new series, Bible Secrets Revealed, seeks to answer those very questions. Over the course of six episodes, scholars, archaeologists and religious leaders will treat viewers to stunning, on-location photography and compelling reenactments while revealing hidden facts and shocking information about this ancient text.