Birds fly off the chimney on the roof of the Sistine Chapel on March 13 in Vatican City.

US faithful hold signs as the wait for the first smoke in Saint Peter Square, Vatican City, 12 March 2013. At right, a woman holds a sign putting forward Len Brennan, a fictional bishop from the TV comedy 'Father Ted', for Pope.

Cardinals enter the Sistine Chapel to begin the conclave in order to elect a successor to Pope Benedict, in a still image taken from video at the Vatican March 12. Shut off from the outside world, the 115 cardinals will cast their ballots in a chapel which has Michelangelo's soaring Last Judgment on one wall, and his depiction of the hand of God giving life to Adam above them.

The Apostolic Palace of Castel Gandolfo, Pope's summer residence, on the outskirts of Rome. Pope Benedict XVI will officially step down on Feb. 28. On the last day of his pontificate, the Pope is due to take a helicopter to Castel Gandolfo where he will stay during the conclave.

Gardens at Castel Gandolfo

A grotto

The Chinese Room

A light switch bears the Papal seal.

Details of a chair inside the Chinese Room

A view of Castel Gandolfo lake is seen from inside the summer residence of Pope Benedict XVI in Castel Gandolfo.

The Apostolic Palace and the Pontifical Villas of Castel Gandolfo on Lake Albano will be Pope Benedict XVI's residence during the next Conclave, in Rome, Italy.

A priest listens to a confession during Mass at the Temple of Divine Providence in Warsaw, Poland, Sept. 30, 2012.

Priests conduct Holy Mass at the Temple of Divine Providence in Warsaw Sept. 30, 2012.

A woman holds a rosary at a monastery at night prior to celebrations of the Assumption of Mary at Jasna Gora in Czestochowa, Poland, Aug. 14, 2012.

A Catholic prays in front of the picture of former Polish Cardinal Stefan Wyszynski a day prior to celebrations of the Assumption of Mary at Jasna Gora Monastery in Czestochowa, Poland, Aug. 14, 2012.

Children play after Holy Mass in front of the Temple of Divine Providence in Warsaw, Poland, Sept. 30, 2012.

A nun, Eligia, holds a rosary as she leads a religion lesson at a public elementary school in Warsaw Oct. 4, 2012.

Catholic believers pray during the celebration of the Assumption of Mary at Jasna Gora Monastery in Czestochowa, Poland, Aug.15, 2012.

A Catholic worshipper kisses a cross as she takes part in a night pilgrimage of roughly 16 miles from Blonie to Niepokalanow monastery, which is held every month in Blonie, near Warsaw, Poland, Oct. 13, 2012.

Faithful shout slogans as Pope Benedict XVI leads the Sunday Angelus in Saint Peter's Square at the Vatican, Feb. 17. Pope Benedict, speaking before a larger than usual crowd at his penultimate Sunday address, asked the faithful to pray for him and for the next pope.

Pope Benedict XVI leaves a consistorio Feb. 11 at The Vatican after announcing that he will step aside.

Pope Benedict XVI (third from right) attends a consistory at the Vatican on Feb. 11, 2013.

Two priests walk in St. Peter's Square at the Vatican on Feb. 11 after the announcement.

Postcards of Pope Benedict XVI, bottom, and the late Pope John Paul II are displayed outside a kiosk with St. Peter's Basilica in the background at the Vatican on Feb. 11.

The cross on top of the St. Peter's dome is reflected in a puddle following Pope Benedict XVI's announcement of his abdication on Feb. 11.

This combined picture shows Italian sculptor Oliviero Rainaldi's statue of Pope John Paul II before its restoration, left, on Sept. 23, 2011, and at its inauguration after the restoration, in Rome on Nov. 19, 2012.

A woman stops to look at the newly unveiled Pope John Paul II statue in Rome on Nov. 19, 2012.

Young boys wait anxiously to hear which one of them will be selected to choose the new pope of Egypt's ancient Coptic Christian church, in Cairo on Nov. 3, 2012.

A blindfolded boy draws the name of the next pope from a crystal chalice next to acting Coptic Pope Pachomios, center, during the papal election ceremony at the Coptic Cathedral in Cairo on Nov. 4, 2012.

Egyptian Copts crowded into the cathedral for the papal election ceremony on Nov. 4, 2012.

Acting Pope Pachomios, center, displays the name of 60-year-old Bishop Tawadros, soon to be Pope Tawadros II, while another clergyman displays the names of the remaining two candidates, Bishop Raphael and Father Raphael Ava Mina, during the papal election ceremony on Nov. 4, 2012.

Bishoy Gerges waves to the audience after he picked out the name of Bishop Tawadros from a glass urn on Nov. 4, 2012.

Bishop Tawadros, 60, soon to be Pope Tawadros II, greets well-wishers, not shown, after being named the 118th Coptic Pope on Nov. 4, 2012.

Faithful wave Lebanese and Vatican City flags amid confetti upon Pope Benedict XVI's arrival in his pope mobile at the Baabda Presidential Palace near Beirut, Lebanon, Sept. 15. Pope Benedict is in Lebanon on a three-day visit.

Youth wait for Pope Benedict XVI in Bkerke, Beirut, Lebanon, Sept. 15. Pope Benedict XVI has appealed for religious freedom in the Middle East, calling it fundamental for stability in a region bloodied by sectarian strife. Benedict arrived in Lebanon Friday amid a wave of violent protests across the Middle East over an anti-Islam film.

Pope Benedict XVI meets religious authorities at the Presidential Palace in Baabda, east of Beirut, Lebanon, Sept. 15. Pope Benedict XVI appealed for peace and reconciliation among religions Friday as violence over an anti-Islam movie spilled over into Lebanon within hours of his arrival in the tumultuous region. Lebanon has the largest percentage of Christians in the Mideast — nearly 40 percent of the country's 4 million people, with Maronite Catholics being the largest sect.