A northbound Green line train threads its way across the bascule bridge and proceeds across two sets railroad terminal tracks on its way to the next station stip at Clinton ST.

A Red line train on track three rounds the first of two 90 degree curves that sandwich the Sheridan RD station. Note the new curve construction taking place on track two. The steel elevated ends ... (more)

No longer spanking brand new, the eight car prototype test train of CTA Bombardier AC5000s leans into the sweeping curve just south of the 63rd ST Red Line station with the 103 year old Englewood ... (more)

A Blue line train is caught on the distinctive style of steel structure constructed by the Metropolitan West Side Elevated in 1894. Each "L" company had their own particular style.

It's easy to see why IIT students might call this soundproofing structure, The Tube. The AC5000 test train roars NB out of the tube. The elevated structure here is the city's first "L", dating bac... (more)

A Purple line train on the outside track will run all the way to Howard Terminal, then on to Linden, Wilmette, IL. Purple line Evanston rush hour trains are express on the outside tracks. By the ... (more)

The IRM Snowflake Charter has gone as far south as possible on the CTA "L" system. Make that 9930 south and 0130 east in the 98th ST yard of the Red line.

The last car of this inbound Orange line train has almost cleared the Tower 12 interlocking. Next is the station stop Library-State on the Van Buren ST side of the Loop "L".

The median "L" was opened in 1969. The elevated opened in 1907 as the Englewood extension. But the houses and the church predate them all, going back to the 1870s. A NB Green line train has sl... (more)

A NB Brown Line train leaves the skyscrapers of the business district behind as it proceedes over the south leg of the Loop elevated over Van Buren ST. The centered building, long the city's talle... (more)

A southbound Brown line train winds through the two reverse curves just north of the newly remodeled Chicago and Franklin station.

It's a summer holiday weekend, in fact the busiest weekend of all, the day before the Fourth and Taste of Chicago is downtown; thus eight cars on this Brown Line train pulling out of the terminal ... (more)

The bridge to "nowhere" has no ties, no rails, carries no trains. It was constructed in 1894 to carry the Logan Square "L", a part of the Metropolitan West Side company over the tracks of the C&NW... (more)

The Bombardier AC5000 test train has just finished a one mile run at top speed of 55 MPH between Pulaski and Kedzie stations and brakes for a station stop. This is the Lake Street branch of the ... (more)

A southbound Green line crosses the Dan Ryan interstate at 59th Street.