Every year on the second Sunday of February, the International Day of Prayer for Autism and Asperger Syndrome raises awareness for these developmental disorders. The day is also known as Autism Sunday.

Easter is observed on the first Sunday following the full moon after the vernal equinox and is considered Christianity's most important holy day.

Holy Innocents Day, observed annually on December 28th. The day commemorates the execution of the innocent, male children in Bethlehem as told in Matthew 2:16. 

Christmas Eve on December 24 kicks off a series of holiday traditions. Some are ancient practices with a modern spin, while others date back hundreds of years.