Turns out, Chicago's infamous 'rat hole' sidewalk may not have been made by a rat

Chicago's "Rat Hole" Sidewalk Debunked

Researchers have debunked the origin of Chicago's so-called "rat hole," concluding that some other critter was likely responsible for creating the macabre sidewalk landmark.

The "rat hole" is a full-body impression of an unlucky critter that got trapped in wet sidewalk cement in the city's Roscoe Village neighborhood about 20 or 30 years ago.

Comedian Winslow Dumaine posted a photo of it on X, making it go viral early last year.

Author's summary: Chicago's "rat hole" sidewalk has a mysterious origin.

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Scripps News Scripps News — 2025-10-16