Just a few wayward sparks.
That’s all it takes for a fire to burn through an entire city, as it did in the Great Chicago Fire of 1871, one of the largest disasters in American history.
In popular accounts from the time, Catherine O’Leary’s cow kicked over a lantern in a humble barn on DeKoven Street. What started as a small fire quickly grew into an inferno that destroyed miles of homes and razed Chicago’s business district.