Amazing And Interesting Sights (Not Sites)

The EL, Chicago, Illinois The CTA 'L' (sometimes written as "L", El, EL, or L), short for "elevated",[1] is the rapid transit system serving the city of Chicago and some of its surrounding suburbs, in the U.S. state of Illinois. It is operated by the Chicago Transit Authority (CTA). It is the second largest rapid transit system in total track mileage in the United States.