UP 1572 leads a consist of yard power as it works in the Union Pacific West Colton Yard.

UP waits for arrival of other UP for running on the Loop.

The afternoon sun glints off the flanks of an Eastbound intermodal train near Sandcut.

EMD 645s and smoke belching tunnels. Exhaust erupts from Tunnel 5 as the mid-train helpers provide 12,000 horsepower to assist the daily "Oil Can" train as it struggles upgrade through ... (more)

UP 5459 grinds upgrade towards Walong.

With a friendly wave from the Conductor, EMDX 7021 rolls through Caliente.

SP 8307 eases a Westbound manifest around the horseshoe curve at Caliente.

Flatback Through The Other Side Of Anaheim. Union Pacific Railroad 1375 (GP40P-2, née-Southern Pacific 3199, EMD, 11/1974) was the sole power for train LOA32 (Anaheim turn) on March 31, 20... (more)

Rounding the superelevated curve on the wye at CP Maple, where Metrolink's Orange and Olive subs connect, is Union Pacific's Coast Mesa local, train LOA32. Normally operated with back-to-back Gee... (more)

A pair of helper units in new paint shove on the rear of a Westbound at Banning.

UP 3083 heads east of the rear of a manifest at El Casco.

UP 2617 leads a train down Cajon Pass on the Palmdale cut-off.

Southern Pacific imagery on the Modoc Line at Wendel.

UP 5387 leads a wild lashup on an eastbound MRVEP.

A flagless GE leads a fast moving WB stack at Bertram.