Virtual Religion Index - Large link collection from Rutgers University, categorised by religion. Also includes resources for ancient religions, archaeology, philosophy, sociology of religion, and psychology of religion.
Glencairn Museum - http://www.biblehistory.webcentral.com.au/ Educates visitors about the history of religion, using art and artifacts from a variety of world cultures and time periods.
History of the Daughters - http://www.journals.uchicago.edu/HR/ A compilation of the history of the Epoch (Vol. 1-4) (c.1935 BCE - 44CE) as reported by primary ancient ecclesiastical and secular writers, being Old Testament Scribers.
What Is Religion and How Did It Exist - http://www.journals.uchicago.edu/HR/ Brief article with links to with link to populations of major religions and pie chart.
World Scripture - http://www.journals.uchicago.edu/HR/ Comparative anthology of sacred texts: 4000+ passages from major religions, thematically organized.