History Link.

This has been sitting in my bookmarks for a while now. I came across it while Stumbling, and I thought it was pretty interesting. Some of the comments at the site I found it on are interesting as well. Here is a link to the original source.

Exit Question: The map's purpose is to address the question, "How has the geography of religion evolved over the centuries, and where has it sparked wars?" Did religion itself spark the wars, or were there other factors? Do you think this map shows a bias in favor of or against a particular religion? If so, which one, and why do you think so?