AD 2000 Jubilaeum - The official Vatican website about the Jubilee with information on how to participate, tourist information, travel and lodging.
Ancient Ghetto of Venice - Information on the Jewish community, both historic and contemporary.
Capuchin Convent Pietrelcina - [Pietrelcina, BV] Official site with information and pictures about frair Padre Pio.
Iubilaeum 2000 - Guide to the 'reception' cities: Perugia, Assisi, Viterbo, Florence and Naples, as well as the host cities, Rome and Assisi.
Jubileo - Some information about Jubilee events and cities.
List of Catholic Dioceses in Italy - Organised by archdiocese.
National Council of Catholic Sanctuary - Searchable listings of sanctuaries throughout Italy, with history (in Italian) and dates of festivities.
Pilgrim's Guide - Jubilee-related places, routes, restaurants and accommodation in Rome.