CTA 4000s head south on Wabash between Jackson and Van Buren as they tour the loop for CTA's 75th Anniversary.

CTA 4000s head west along Van Buren Street running as a loop shuttle for CTA's 75th Anniversary.

CTA 4271 & 4272 head through the S curve at Chicago Ave on their way to the Loop for the 75th Anniversary of the CTA.

CTA 6711 & 6712 head south through the S curve at Chicago Ave as they head to the loop for CTA's 75th Anniversary.

Two Chicago Transit Authority trains negotiate the interlocking at CTA Tower 18 on the elevated routes over Lake Street and Wells Street in Chicago, Illinois, on November 8, 2018.

Crossing Chicago River over Wells Street Bridge during St. Patrick's Day Parade.

A Chicago Transit Authority commuter train curves along the base of century Tower at the busy junction at CTA Tower 18 on the elevated route over Wells Street to Lake Street in Chicago, Illinois, ... (more)

Elevated Bridges. Chicago Transit Authority (CTA) 2600-Series car no. 2705 (Budd, 1981-1987) is the lead motor on an Orange Line train to Midway, seen here entering Adams/Wabash Station... (more)

Junctions. CTA Green Line trains shuffle to and from Roosevelt Station, with 5000-series no. 5127 (Bombardier, 2009-2015) leading the loop-bound train. Just south of here, the connectio... (more)

On the last day of my first tine ever in Chicago (July 16, 1984) my plan was to go to Marshall Field to see if I could talk to the rug and carpet buyer (the business I was in at the time). Failing... (more)

A Westbound CTA Green Line train makes its way West out of downtown Chicago.

The 2022 CTA Holiday Train heads East towards the loop on the Green Line.

The 2022 Chicago Transit Authority Holiday Train splits the Eisenhower Expressway on the Blue Line, making a run out of Downtown before arriving at Forest Park.

Loop Meet. Two Chicago Transit Authority (CTA) trains are seen meeting north of Quincy station on the Union Loop. The train at right is a 5000-Series Pink Line train (Bombardier, 2009-2... (more)

Cityscape. Chicago Transit Authority (CTA) 5000-Series no. 5025 (Bombardier, 2009-2015) is the lead motor on a Pink Line train approaching Ashland station.