two popes | Merry Farmer
25 Interesting Facts About Popes | KickassFacts.com
Papacy - The medieval papacy | Britannica
Papal supremacy - Wikipedia
BBC Radio 4 - In Our Time, Papal Infallibility
:max_bytes(150000):strip_icc()/greg1zurbaran-56a48ecc5f9b58b7d0d7876a.jpg "Chronological List of Medieval Popes")
Chronological List of Medieval Popes
The female pope - Medieval manuscripts blog
Papacy - The medieval papacy | Britannica
Corrupt Popes in the Middle Ages
When Picking a Pope Was a Perilous Affair - WSJ
Pope's Role and Education
The Middle Ages for Kids - Abbots, Bishops, Cardinals, Pope - Middle Ages for Kids
WI: Medieval King Declares himself Pope | alternatehistory.com
The papacy and communication in the central Middle Ages — Medieval Histories
Middle ages pope hi-res stock photography and images - Alamy
Eight of the worst popes in church history | CNN
2010-11 Medieval Pope-King Battle.m4v - YouTube
The Pope as Judge and Lawgiver - Medieval Histories
To err is human; to forgive, divine' – Medieval popes and the concept of papal infallibility | READING HISTORY
History of the papacy - Wikipedia
Popes vs. Kings | Mr. Zoller's Blog
