Spain’s King Juan Carlos (C) and Queen S
Spain’s King Juan Carlos (C) and Queen Sofia (L) welcome Pope Benedict XVI (R) upon his arrival at Madrid’s Barajas airport, on August 18, 2011. Pope Benedict XVI is heading to Madrid for a million-strong Catholic youth festival after Spanish riot police swung batons in clashes with anti-Church protesters over the cost of the six-day World Youth Day festival at a time of economic hardship. AFP PHOTO / VINCENZO PINTO (Photo credit should read VINCENZO PINTO/AFP/Getty Images)