Chicago's eastern boundary is formed by Lake Michigan, and the city is divided by the Chicago River into three geographic sections: the North Side, the South Side and the West Side. These sections ...

Although most L train stops are elevated as the system's name implies, not all of the Chicago subway network's eight lines run above ground. Identified by colors (red, blue, brown, green ...

Metra is considering renaming its lines in the Chicago area. The rail agency has released a survey to gauge public feedback on the potential changes, saying it aims to "make the system easier to ...