"Beginning with the Easter Triduum as its source of light, the new age of the Resurrection fills the whole liturgical year with its brilliance. CHESAPEAKE, VA (Catholic Online) - The Easter Triduum begins with the Vigil of Holy Thursday. Therefore the Easter Triduum of the passion and resurrection of Christ is the culmination of the entire liturgical year." St. Athanasius calls Easter "the Great Sunday" and the Eastern Churches call Holy Week "the Great Week." The Great Three Days of Holy Thursday, Good Friday and Easter Invite Us into Heart of the Mystery of Faith.Let it Begin!