Presented by the U.S. Conference of Catholic Bishops Rev. Donald Wuerl, Archbishop of Washington, D.C., celebrated Christmas Day Mass from the Basilica of the Shrine of the Immaculate Conception. Holiday carols and hymns rang out in one of the most beloved pilgrimage sites in the United States. One of the largest Catholic worship spaces in the Americas, "the Shrine" as it's commonly known as, commemorated the various ways Mary is honored by ethic groups around the world.