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Category:Illinois Route 21

English: Illinois Route 21 runs through Cook County and Lake County. It was a traditional road from Chicago to Milwaukee, and overlays Milwaukee Avenue from Niles north.
 The article Illinois Route 21 on Wikipedia projects: (en) Illinois Route 21 ·
(de) Illinois State Route 21 · (es) Ruta de Illinois 21 · +/−

Media in category "Illinois Route 21"

The following 4 files are in this category, out of 4 total.