Aerial's Torch of Salvation: Was Peter Really was the First Pope of the Catholic Church?
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Pope - Wikipedia
Pope - Wikipedia
List of popes - Wikipedia
BBC World Service - Witness History, The first Pope to visit Africa
First in history' – Pope Francis to meet Russian Patriarch in Cuba | Catholic News Agency
What you don't know about the first Pope | CNN
Who was the first pope to be photographed?—Aleteia
10 Grisly Papal Deaths - HISTORY
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Who was the first pope - DailyHistory.org
History of the papacy - Wikipedia
Eight of the worst popes in church history | CNN
Pope Emeritus Benedict XVI Becomes Oldest Pope In History
Pope Francis Set To Become The First Pope In History To Visit Bahrain - Scoop Empire
10 of the Most Interesting Popes in History
Papacy | Definition, History, Popes, & Facts | Britannica
Francis isn't the first Pope to win TIME's Person of the Year | The Week
The First Pope of the Catholic Church | Who Was the First Pope? - Video & Lesson Transcript | Study.com
A Complete History of the Popes of Rome, From Saint Peter, the First Bishop, to Pius the Ninth, the Present Pope .. (Paperback) - Walmart.com
History of the papacy - Wikipedia
Pope Pius IX Opening the First Vatican Council, 1869' Giclee Print | Art.com
All Popes of the Catholic Church: St Peter - Francis - YouTube
Pope Photos: See Every Papal Trip to the U.S. in History | Time
Was Saint Peter the First Pope? | Christian Research Institute
Pope Francis as the first Jesuit pope explained - The Washington Post
The First and Only Female Pope
Pope Urban II Orders First Crusade - HISTORY
Behold, the First Video Ever Recorded of a Pope
