In 1988 Czuma started to host his own radio show broadcast in the Chicago region first on WNVR 1030 AM and next WPNA 1490 AM stations and was considered a prominent leader of Chicago's Polonia.
Private commuter car service began on the Chicago and Northwestern in 1929, to serve wealthy commuters in the affluent North Shore suburbs in Chicagoland, such as Lake Forest, Highland Park and Winnetka, Illinois.
Chicagoland Mystery Players was a live television series first shown on local station WGN-TV in Chicago starting in 1947, then picked up by the DuMont Television Network and first aired on the network September 11, 1949.
GEICO 400 or LifeLock.com 400 (July, 2008-2010), at Chicagoland Speedway in Joliet, Illinois
Francis Brenton - British adventurer, writer, photographer and explorer built his little kayak at Chicagoland Canoe Base before his second trip across the ocean.
Three other prominent areas that have been labeled tri-state areas are the Cincinnati tri-state area, including Ohio, Kentucky, and Indiana; the Pittsburgh tri-state area, covering parts of Pennsylvania, Ohio, and West Virginia; and the Chicago tri-state area, also known as Chicagoland, which includes Illinois, Indiana, and Wisconsin.