Roman Catholic Archdiocese of Galveston–Houston ""Mother Church of Texas"". The prefecture was elevated to a vicariate apostolic on July 10, 1841. On May 4, 1847, the vicariate became the Diocese of Galveston in the Province of New Orleans and St. Mary Cathedral Basilica was designated the cathedral. In 1926, the then-diocese was placed in the newly created Province of San Antonio. After the devastating Galveston Hurricane of 1900, Houston began to expand after the Port of Houston was completed. At the request of Wendelin J. Nold, fifth bishop of Galveston, Pope John XXIII authorised the construction of a co-cathedral of convenience in Houston, and on
Galveston, Texas Triumph" in the first half of 2016 with "Carnival Breeze" and "Carnival Liberty", respectively, but replaced "Liberty" with "Carnival Valor" later in the year due to mechanical issues. "Carnival Breeze" and "Carnival Freedom" sail seven-day Caribbean cruises, and "Carnival Valor" sails four- and five-day Caribbean cruises from Galveston. Carnival plans on replacing "Breeze" with "Carnival Vista" in 2018, and "Valor" with "Carnival Dream" in 2019. Galveston is the home port to Royal Caribbean International's, MS "Liberty of the Seas", which is the largest cruise ship ever based here and one of the largest ships in the world. In September 2012