Historical clue formulations

• Christmas, in Italy — 2018-09-21
• Christmas, in Italy — 2016-03-08
• Christmas in Italia — 2012-08-30
• Christmas on Capri — 2008-01-13
• Christmas at St. Peter's — 2007-03-09
• Christmas, in the Vatican — 2000-01-30
• Christmas in Catania — 1998-10-25
• Christmas, in Rome — 1996-08-02