Did the Great Chicago Fire really start with Mrs. O'Leary's cow?

In all of history, no cow is more infamous than Mrs. O'Leary's. The farm animals was accused of kicking over a lantern and starting the Great Chicago Fire on Oct. 8, 1871. Check out our HowStuffWorks article to learn whether this story is fact or fiction. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers