Clockwise from left: St. Gianna and Pietro Molla are shown during their honeymoon in Taormina, Messina, Italy, in October 1955 and in Naples, Italy, in September 1955. The photo of the newlyweds in St. Peter's Square in Rome was taken on Sept. 25, 1955, the day after their wedding: Rome was the first stop of their honeymoon trip.

Love letters exchanged between St. Gianna and Pietro Molla reveal the loving history of their relationship — and include practical holy tips.