An eastbound BNSF stack train meets a westbound UP coal train on the fly, just west of Walker on BNSF's Cajon Sub.

A nice set of UP power leads a heavy coal train down BNSF's Cajon Sub operating on trackage rights, just west of Walker.

A very faded UP ES44AC 5324 heads downhill towards the siding at Canyon with an LA bound stack train.

Wearing a good coat of paint, UP AC4400CW 6591 leads train MPWWC-10 down Cajon Pass.

A trio of GEs with two more shoving on the rear head up Cajon Pass with a Chicago Logistics Park bound stack train.

UP AC4400CW 5616 departs the siding at Canyon with an empty ore train destined for the Trona Railroad at Searles, CA.

BNSF ES44C4 6501 slowly climbs up Cajon Pass with a Chicago bound stack train.

A Kaiser bound manifest descends Cajon Pass with one of BNSF's finest on the point.

BNSF ES44DC 7764 leads a Barstow-San Diego manifest through the control point at Cajon.

Heading east on BNSF's Cajon Sub, UP SD70ACe 8917 leads UP train ILBG3-12 observing trackage rights to Daggett, CA.

UP's CNW heritage unit, UP 1995, leads LA bound stacks down Cajon Pass, passing Hill 582 on BNSF's Cajon Sub.

UP's MWCPC-12 glides through Martinez on BNSF's Cajon Sub.

Under threatening skies, 3 of California's finest BNSF 7700s lead a Barstow-San Diego freight down Cajon Pass.

An LA bound Z train descends Track #3 on BNSF's busy Cajon Pass.

BNSF C44-9W 4467 brings up the rear of a massive 229 car intermodal/ethanol combo train.