Article Photos: It's 'cash only' now for tourists at the Vatican

A Swiss Guard salutes as Pope Benedict XVI leaves at the end of his weekly general audience in the Paul IV hall at the Vatican, Wednesday, Jan. 2, 2013. (AP Photo/Andrew Medichini)

A Swiss Guard salutes as Pope Benedict XVI leaves at the end of his weekly general audience in the Paul IV hall at the Vatican, Wednesday, Jan. 2, 2013. (AP Photo/Andrew Medichini)