In the 13th century, the medieval walled city of Avila, Spain, was home to hundreds of Jewish Mystics, among them Moses de Leon, author of The Zohar – the work of literature upon which the Kabbalah – Jewish Mysticism – is based. Red strings tied around wrists and other such fanciful actions are only but a tiny part of a little-known story that is sure to surprise, delight and elicit a great deal of wonder of a wild mystical world.