Along the east bank of the Los Angeles River, a local switch job at Union Pacific's Fourth Street yard pauses between duties just long enough for a photo.

A broadside view of UP stacks working east through the heart of Afton Canyon on a spring morning.

A heavy westbound doublestack has just crested the summit at Ash Hill on BNSF's Needles Sub as it approaches the town of Ludlow out in the Mojave Desert.

A GE Dash 8 acting as a yard goat pauses while switching around some Superliner cars at Amtrak's maintenance yard along the Los Angeles River.

Stacks bound the Los Angeles harbor are stretched out across the desert landscape at Basin on UP's Cima Sub.

An early morning out in the Mojave Desert finds this eastbound mixed freight on BNSF's Needles Subdivision approaching Ludlow.

A low level Pacific Surfliner train pauses between assignments in track 10 at Los Angeles Union Passenger Terminal on a chilly winter evening.

Descending on the old south track in Cajon Pass, the Rio Grande heritage unit passes Stein's Hill and approaches SR 138 in the late afternoon sunlight.

BNSF 4471 and three NS thoroughbreds power an eastbound TOFC train through the newly widened 3-main-track cut at Summit.

On its first visit to southern California, the Rio Grande heritage unit heads up a westbound stack train through Oro Grande on the BNSF Cajon Sub, just outside of Victorville.

BNSF 7157 and BNSF 2471 are the power on this baretable movement from San Bernardino to Irwindale located on the former ATSF Pasadena Sub. The Miller Brewery can be seen in the distance.

Having just dropped off a string of intermodal cars at Irwindale on the former ATSF Pasadena Sub, the BNSF crew has cut the power off the train and prepares for the run back to San Bernardino with... (more)

Heading up the BNSF Pasadena Sub Local on this Friday afternoon is BNSF 2436, an ex-Santa Fe GP30u, about to duck under the Foothill Freeway in Glendora on its return trip to Kaiser Yard in Fontan... (more)

Running a few minutes late out of Los Angeles, Amtrak's eastbound Sunset Limited train #2 approaches Valley Blvd. and the former Southern Pacific yard at City of Industry.

Under hazy and smoky skies UP 7691 and two former Southern Pacific engines head westbound through City of Industry with harbor bound tonnage on the Alhambra Sub.