More information/ web pages on Diversity in Religion  Adherents.com website Major religions of the world ranked by number of adherents. Big Religion Chart The ReligionFacts "Big Religion Chart" is an attempt to summarize all the complexities of religions and belief systems into tiny little boxes on a single, quick-reference comparison chart. Diversity South Africa A free resource of diversity information, statistics which allow for discussion around diversity issues amongst those interested in dealing with diversity issues in South Africa. Interfaith Calendar Primary sacred dates for all world religions.