Book, 4 CDs & 1 DVD. Text in English, German & Spanish. Enjoy the exceptional listening and viewing experience of "Gregorian: Chants & Mysteries" on four CDs and a DVD, including extensive bonus material: the impressive music and intense vocals of the twelve Gregorian singers, plus around 100 pages of fascinating images of European monasteries, churches and historic locations. It is a unique journey to the mystical Gregorian world.