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Online programs and virtual tours continue while CAC tours are currently suspended and the Center is closed, in accordance with COVID-19 guidelines from the State of Illinois.

Learn about The 606/Bloomingdale Trail and how it came to be during this 90-minute, one-mile walking tour along the beautifully restored Bloomingdale railroad viaduct on Chicago’s Northwest side.

1.5 Hours
Bloomingdale Trail entrance on Marshfield Ave.*

Since its opening in 2015, The 606 has knit together neighborhoods that were once divided by the railroad. This tour covers the history of the railroad, offers insights into the four neighborhoods the 606 passes through and explains the process of re-imagining an old railroad viaduct into a modern city park and trail.

*The tour meets at the entrance to the 606/Bloomingdale Trail on Marshfield Ave, just north of Walsh Park.

  • Advance reservations are required for this tour.
  • This tour takes place on the eastern portion of the trail, passing through the Wicker Park and Bucktown neighborhoods. It begins atop the trail just east of the intersection of Marshfield and Bloomingdale avenues, and ends one mile west at Western Avenue.
  • Ticket price includes entrance to the Chicago Architecture Center within 7 days of your tour. View the CAC's hours.

Upcoming Walk the 606 Tours

Scheduled departures for this tour will return next season. To be notified when tickets for our next tour season go on sale, email