15 August 1464 (5 years, 362 days) Pius II PIVS Secundus Enea Silvio Piccolomini 18 October 1405 Corsignano, Republic of Siena, Holy Roman Empire 52 /...

(from a castle on the Tiber), fits Celestine II's birthplace in Città di Castello, on the Tiber. Efforts to connect the prophecy to historical popes who...

There were five 15th-century Humanist Popes, one of whom, Aeneas Silvius Piccolomini (Pius II), was a prolific author and wrote a treatise on "The Education...