Catholic theology of holiness. Prayers and devotions asking for her intercession, such as the rosary, the Hail Mary, and the Memorare are common Catholic practice. The Church devotes several liturgical feasts to Mary, mainly the Immaculate Conception, Mary, Mother of God, the Visitation, the Assumption, the Nativity of the Blessed Virgin Mary; and in the Americas the Feast of Our Lady of Guadalupe. Pilgrimages to Marian shrines like Lourdes, France, and Fátima, Portugal, are also a common form of devotion and prayer. Men become bishops, priests or deacons through the sacrament of Holy Orders. Candidates to the priesthood must have a college
Queen of Heaven is sung in the time from Trinity Sunday until the Saturday before the first Sunday of Advent. In the vernacular, as a prayer to the Virgin Mary, the Hail Holy Queen is the final prayer of the Rosary. A German Benedictine monk, Hermann of Reichenau (1013–1054), allegedly composed it and it originally appeared in Latin, the prevalent language of the Catholic Church until Vatican II. Traditionally it has been sung in Latin, though many translations exist. In the Middle Ages, "Salve Regina" offices were held every Saturday. In the 13th century, the custom developed to greet the Queen of Heaven