Ecclesiastical Calendar - http://www.smart.net/~mmontes/ec-cal.html A form to calculate an Ecclesiastical Holidays for any year. Includes movable and fixed Western Christian Feasts, discussion, and links.
Bible Time - http://www.bibletime.com/theory/intro/ Explains Biblical counting, calendars, and measurement of time.
Ken Collins' Web Site: Holy Days and Holidays - http://www.kencollins.com/Holy-00.htm Compares Eastern and Western Church remembrances of various holy days. Provides brief overview of each holy day and daily Bible readings for each season.
BBC: Religion and Ethics - Christianity - Holydays - http://www.bbc.co.uk/religion/religions/christianity/holydays/ Information about Christianity in the UK and the church year with its principal festivals and seasons.
Articles About Christian Holidays - http://www.wcg.org/lit/church/holidays/default.htm Articles published by the Worldwide Church of God debate whether Christians should celebrate holidays.
The Shepherd's Page - http://www.abdicate.net Looks at the Jewish calendar and dates in the Bible.
Biblical Holidays - http://biblicalholidays.com/ Examines Jewish holidays from a Messianic view.
Whose Birthday Is It, Anyway? - http://www.simpleliving.org/indexoth.php?place=archives/XPac/XPac1987Hindex.php Resources for Christian celebrations of Christmas from Alternatives for Simple Living.
Domestic-Church.Com: Fridge Art - http://www.domestic-church.com/CONTENT.DCC/pages.dir/fridge.htm Family centered activities to bring liturgical life of church into the home, and teach children about living the Catholic faith.
The Great Feast Days of the Orthodox Church - http://www.fatheralexander.org/booklets/english/feasts_e.htm Lists the great feast days and explains the significance of each.