Yom Kippur

The Day of Atonement
Basic and advanced information.
http://www.ou.org/chagim/yomkippur/

Yom Kippur Guide
Laws, customs and complete study. By Chabad.org.
http://www.chabad.org/holidays/JewishNewYear/template.asp?AID=4687

Yom Kippur in CyberSpace
Jewish New Year resources.
http://www.cyberspaceholidays.com/yomkippur/

Yom Kippur Journal
Collection of articles about Yom Kippur, from the Virtual Beit Midrash of Yeshivat Har Etzion.
http://www.vbm-torah.org/yk.htm