Pope Benedict XVI (C), accompanied by Cuban President Raul Castro (R), is greeted by children upon his arrival at Antonio Maceo international airport in Santiago de Cuba, 915 km southeast of Havana on March 26, 2012. Pope Benedict XVI arrived in Cuba seeking to boost his Church's special dialogue with the Communist regime, as dissidents said more than 150 people were arrested to derail protests. AFP PHOTO/ALBERTO PIZZOLI