An Amtrak Surfliner train is approaching downtown Los Angeles, passing under the 6th Street Viaduct. The historic highway bridge suffers from alkali-silica reaction and is rotting from the inside ... (more)

An Altamont Corridor Express (formerly Altamont Commuter Express) train is pushed towards Stockton, Calif., as it crosses Greenville Bridge on the former Western Pacific. The train is passing over... (more)

An Altamont Corridor Express (formerly Altamont Commuter Express) train is pushed towards Stockton, Calif., as it ascends Altamont Pass on the former Western Pacific. The train is passing over Alt... (more)

An Amtrak California train has a conventional Amtrak unit on the point as it crosses Alameda Creek. Just ahead is Niles Junction, site of the late great Niles Tower.

A visitor from Mexico leads a train over the Santa Ana River as it approaches Riverside on Union Pacific trackage.

A Culver City-bound Expo Line train emerges from the tunnel under downtown Los Angeles. Just ahead is the first above-ground station stop at Pico.

A Long Beach-bound Blue Line train swings off South Flower Street and onto West Washington Boulevard.

A Metro Rail train heads out of downtown Los Angeles early in the morning. The 1st Street Bridge provides great views of the light rail, as well as Amtrak, Metrolink, and some freight below.

A morning commuter train outruns the traffic as it cruised down the median of I-10 just after sunrise on Metrolink.

A southbound RverLINE train has just crossed Crosswicks Creek and will shortly stop at the Bordentown station. A pedestrian walkway on the bridge leads to a sunken boat and a bridge over the nearb... (more)

An Amtrak Acela set heads north through the Hamilton station north of Trenton, N.J.

Susquehanna train SU-99 negotiates the tight curves as it passes through Sparta Junction on its overnight run between Little Ferry, N.J., and Binghamton, N.Y.

It's a warm Florida February morning as a Sunrail train pushes out of the Winter Park station en route to Orlando.

The only "tunnel" on New Jersey Transit's Gladstone Branch is not much more than a glorified road overpass on the border of Peapack and Far Hills near the west end of the line. A set of ... (more)

A westbound NJT train is braking for its stop at the Bridgewater station on the Raritan Line as a snow squall moves in.