Serving Chicago By Brian Schmidt | June 23, 2021 | Last updated on August 8, 2025 Email Newsletter Get the newest photos, videos, stories, and more from Trains.com brands. Sign-up for email today! Get Updates Serving Chicago Chicago & North Western’s sprawling freight house at Proviso was located away from the city of Chicago, taking advantage of the available space. Jack Delano photo, Library of Congress collection Share this article Print Facebook