1 of 7 Troops looked on as worshippers headed for Manger Square, the reputed birthplace of Jesus Christ.
2 of 7 Hundreds of people gathered in the square, which was bedecked with bunting and Christmas trees.
3 of 7 Onlookers watched from the sidelines amid tight security.
4 of 7 Catholic choir boys filed past as the ceremonies got under way.
5 of 7 The highest-ranking Catholic official in the Holy Land, Latin Patriarch Michel Sabbah, arrived and kissed a silver crucifix as he made his way to Mass.
6 of 7 Despite the subdued mood, spectators showed signs of Christmas spirit.
7 of 7 The square was illuminated with Christmas lights as night fell and the festival was ushered in.