Original: The Holy Grail (Santo Caliz) in the Cathedral of Valencia, Spain from valenciavalencia.com It was the official papal chalice for many popes, and has been used by many others, most recently by Pope Benedict XVI, on July 9, 2006.
Simplified: It was the official papal chalice for many popes, and has been used by many others, most recently by Pope Benedict XVI, on July 9, 2006.