Chicago Subdivision
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The Chicago Subdivision or Chicago Sub is a railroad line in Illinois that runs about 38 miles from Chicago to Aurora and hosts Metra's BNSF Line commuter service. It is operated by BNSF Railway as th
BNSF ES44AC No. 6177 leads on the Chicago Subdivision at Harlem Avenue station
Chicago Union Station
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Chicago Union Station is an intercity and commuter rail terminal located in the West Loop neighborhood of the Near West Side of Chicago, United States. Amtrak's flagship station in the Midwest, Union
Chicago Subdivision
…joins the subdivision eastward to Cicero, where multiple tracks from a yard join. It is then quadruple-tracked for the rest of the way until the turn to Union Station. As of 2025 weekday traffic on the subdivision was 97 Metra commuter trains, eight Amtrak intercity trains, and 60 BNSF freight trains. After the…
South facade of the head house
Union Station Transit Center and station garage
The Great Hall
Walkway between the Great Hall and concourse level