Agnes Bojaxhiu (known best to the world as Mother Teresa) will be canonized Sunday at the Vatican, and half a million people are expected to be present in St. Peter's Square as one of the world's most famous religious icons attains sainthood in a two-hour ceremony led by Pope Francis, the Guardian reports. As the public enjoys the various cultural events being held around the Vatican in the days leading up to the occasion, the media is sharing nuggets and nostalgia about the Albanian-born nun: