Overview of the CTA Rail System | Download Scientific Diagram
Found a large-scale copy of a CTA map from before the major renovations and line color designations in 1993. Notice there's no Orange Line (Stevenson Route) to Midway yet, the Pink Line (
Web-based System Map - CTA
CTA | Itinerant Urbanist
Chicago ''L''.org: System Maps - Route Maps
Transit Maps: Official Map: Chicago CTA “L” Commuter Rail, 2011
CTA Map | Chicago Transit Authority Map | Dream Town Realty