Iraqi Christians attend a Christmas mass at the Anglican Church in Baghdad, Iraq (AP)
Britain's Kate the Duchess of Cambridge and her husband Prince William speaks to people gathered at St. Mary Magdalene Church in Sandringham, England AP)
Figurants dressed as English and German soldiers and nurses play a soccer match to mark the centenary of the legendary football match between the German and Allied troops on the Western Front (Reuters)
Bosnian workers rest in front of a place where they are going to spend the day, on their way towards the Croatian border, in the village of Ormanica, 200 kms north of Sarajevo (AP)
Acehnese women attend a prayer for the victims of Indian Ocean tsunami ahead of its 10th anniversary at Baiturrahman Grand Mosque in Banda Aceh, Aceh province, Indonesia (AP)
Pope Francis waves as he delivers a "Urbi et Orbi" (to the city and world) message from the balcony overlooking St. Peter's Square at the Vatican (Reuters)
A man dressed as Santa Claus drives a horse cart during Christmas day in Sidon, South Lebanon (Reuters)
Boys play with snow by the Kremlin walls in central Moscow (Reuters)
Black smoke billows out of a storage oil tank in the port of Es Sider in Ras Lanuf (Reuters)
Police stand guard outside Germany's embassy during a demonstration by the relatives of 43 missing college students in Mexico City (AP)