A woman covers her face from the sun with an image of Pope Benedict XVI while waiting March 26, 2012, with others for the pope's arrival at the Antonio Maceo Revolution Square, where he celebrated Mass in Santiago de Cuba, Cuba. (Associated Press)
With a billboard showing Cuba's leader Fidel Castro in the background, Pope Benedict XVI arrives aboard the popemobile in Revolution Square to celebrate a Mass in Santiago de Cuba, Cuba, on March 26, 2012. The pope is in Cuba for a three-day visit. (Associated Press)
Pope Benedict XVI waves from the popemobile in Santiago de Cuba, Cuba, on March 26, 2012. The pope is in Cuba for a three-day visit. (Associated Press)
People, among them a man waving a Cuban flag, wait March, 26, 2012, for the arrival of Pope Benedict XVI at the Antonio Maceo Revolution Square in Santiago de Cuba, Cuba, where he will celebrate Mass. (Associated Press)
The Virgin of Charity of Cobre, among the most powerful Catholic icons in the world, helped bring Pope Benedict XVI to Cuba, where he will celebrate Masses in Santiago and Havana. (Associated Press)
Pope Benedict XVI waves at flag-waving crowds from the popemobile as he is driven through the streets of Santiago, Cuba, after his arrival Monday. The government assisted with the turnout by adding special transportation and giving workers a paid day off. (Associated Press)
Pope Benedict XVI holds the pastoral staff as he celebrates Mass in Bicentennial Park near Silao, Mexico, Sunday March 25, 2012. (AP Photo/Gregorio Borgia)
Pope Benedict XVI waves from the popemobile wearing a Mexican sombrero as he arrives to give a Mass in Bicentennial Park near Silao, Mexico, Sunday March 25, 2012. (AP Photo/Eduardo Verdugo)
Pilgrims joyously await Pope Benedict XVI's arrival Sunday to celebrate Mass in Silao, Mexico. "We pray for him to help us, that there be no more violence in the country," said one participant, Lorena Diaz.
Pope Benedict XVI, wearing a Mexican sombrero, waves from the popemobile as he arrives to celebrate Mass in Bicentennial Park near Silao, Mexico, on Sunday, March 25, 2012. (AP Photo/Eduardo Verdugo)
A man hands a baby to Pope Benedict XVI for his blessing as the pontiff makes his way by popemobile to the Plaza de la Paz in Guanajuato, Mexico, on Saturday, March 24, 2012. (AP Photo/Gregorio Borgia)
Pope Benedict XVI waves March 23, 2012, as he boards a plane at Rome's Fiumicino Airport to begin a six-day visit to Mexico and Cuba. (Associated Press)