In this handout from La Moncloa Press Office, President of Spain &lt;a gi-track='captionPersonalityLinkClicked' href=/galleries/search?phrase=Jose+Luis+Rodriguez+Zapatero&amp;family=editorial&amp;specificpeople=215132 ng-click='$event.stopPropagation()'&gt;Jose Luis Rodriguez Zapatero&lt;/a&gt; (L), meets &lt;a gi-track='captionPersonalityLinkClicked' href=/galleries/search?phrase=Pope+Benedict+XVI&amp;family=editorial&amp;specificpeople=201771 ng-click='$event.stopPropagation()'&gt;Pope Benedict XVI&lt;/a&gt; at the Papal Nuncio head office on August 19, 2011 in Madrid, Spain. Benedict XVI is on a four-day visit in the Spanish capital to attend the celebrations of the World Youth Day. The WYD, which runs from August 16 until August 21, is a worldwide encounter with the Pope which is celebrated every three years in a different country.