I don't know about tunnels under Jerusalem. Mary Magdalene was probably not Lazarus' sister. Jesus' eyes may not have been brown flecked with gold. Nevertheless, I learned history from them, and traditions the Jews held, and Hebrew. Their most recent novels have employed the astronomy likely occuring just prior to and following Jesus' birth.
Put all this together, and take a look at the article presented on the Thoene's website. Then enjoy the show on March 3, when there is a lunar eclipse. Don't forget to praise the God who reveals His eternal power and godhead in creation.
To God be all glory.