Photo: Flickr/David Lienhard

Christmas candles in Zurich, Switzerland.

December 1 - World AIDS Day

December 2 - First Sunday of Advent

December 2 - National Teen Challenge Day (Assemblies of God)

December 2 - 9 - Week of Prayer and Mission Study for International Missions and the Lottie Moon Christmas Offering (Southern Baptist Convention)

December 9 - Second Sunday of Advent

December 12 - Pray for Hope Pilgrimage - Christians to converge in Jerusalem to pray on 12.12.12 (Assemblies of God)

December 16 - Third Sunday of Advent

December 23 - Fourth Sunday of Advent

December 25 - Christmas

December 28 - 30 - The World Missions Summit 3 (Assemblies of God)

December 31 - New Year's Eve