Religion
Catholicism
Official Catholic Teachings and Sources

• Catholic Encyclopedia-- the 1913 edition.  
• Catholic Information Network-- contains the Pope's messages, official church documents, news, prayers, more.
• Catholic Kiosk-- intended as a one-stop shopping center for Catholic organizations, parishes, doctrines, etc. on the web.
• Catholic Online-- Files include news, a Catholic directory, prayers, a saints' page, a Catholic marketplace.
• Holy See-- Home page of the Vatican.
• Musei Vaticani --a religiously oriented tour of the Vatican collection.
• Science and Faith -- Catholic teachings. from Pope John Paul II and the catechism. Also with articles from less official sources about the interrelationship of faith and science. 
• U.S. Catholic Historical Society 
• Zenit : The World seen from Rome -- an international news agency that covers activities of John Paul II: travels, documents, audiences with heads of state and prominent figures in the social, cultural and religious world
  - Life at the Vatican: diplomatic activity, humanitarian involvement, cultural life, profiles of the leaders of the Catholic Church
  - Interviews with the men and women of the Church and with personalities from the world of politics, culture and entertainment, who respond to questions of religious interest