Every Pope ever: the full list | News | theguardian.com
Two popes too many': Is the world ready for three living popes?
Benedict XVI | Biography, Resignation, Legacy, & Facts | Britannica
Has there ever been a black or African pope?
Up to and including Francis, how many popes have there been altogether? | globalquiz.org
New film 'The Two Popes' explores Catholic ideology's 'gray areas' | PBS NewsHour
End of the world: Why Pope's 2020 resignation 'will fulfil 900-year-old doomsday prophecy' | Weird | News | Express.co.uk
Holy Smoke, Antipopes And More: A Guide To Popes And The Papacy | HistoryExtra
Two Popes? You mean like the Two Headed Year of Mercy Logo? - The Bellarmine Forum
Set Decor / Film Decor Features: THE TWO POPES
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The Worst, Craziest Popes in History
All Popes of the Catholic Church: St Peter - Francis - YouTube
The extraordinary year of three popes in 1978 - BBC News
Popes of the Catholic Church | USCCB
Two Popes, and One Big Furor After Benedict Weighs in on Priestly Celibacy - The New York Times
7 years after stepping down, Benedict fuels '2 popes' headache
Two popes are one too many
Holy Smoke, Antipopes And More: A Guide To Popes And The Papacy | HistoryExtra
Papal Primer: History's 10 Most Intriguing Popes | Live Science
History of the papacy - Wikipedia
Queen Elizabeth II and the many popes she's met during her long reign
The Danger of Good Popes | Brantly Millegan | First Things
Queen Elizabeth II's Encounters With 5 Popes| National Catholic Register
