UP 2751, a tier 4 credit unit, leads an eastbound Golden State, CA to Chicago, IL stack train around the sweeping curve of Lofgreen, UT on Union Pacific's Lynndyl Subdivision.

The Union Pacific's Lake Transfer diverges at CP East Portland after receiving permission from the dispatcher to cross the Steel Bridge. To my right was fellow RailPics contributor J.PO.

Steam and the Sawtooth Mountains.

UP 703 struggles to move a heavy cut of cars into the North Yard for sorting.

As the sun sets a Union Pacific manifest train roars up the 1% grade out of Tucson, AZ

As the mist gets blown off of the Pacific Ocean on to the rusty, steel rails, of the former Southern Pacific Coast Route, a pair of EMD motors race south along the shore of Emma Wood State Beach, ... (more)

Uncle Pete's fleet of GEVOs isn't just limited to the head end of trains- here we see #5275 trailing as DPU on a westbound stack train over Donner Pass. The unit is ducking under the last Souther... (more)

"Bricks", "Bongas", "Espee Heritage Units"... Call them what you will, but Union Pacific's dirty fleet of ES44ACs has certainly proved its worth. Here #5256 leads two more ES44ACs and two SD70s o... (more)

Recent snows have kept the Wasatch Range looking sharp in the background of this northbound about 7 miles north of Brigham City, UT.

Trains, Planes, and Automobiles. After getting a new crew at the Intermodual yard. UP 5842, 8256, CSX 951, and UP 5159 or on the move again with a K-line stack train. A Delta Airline flight is com... (more)

UP 844 with the Boise Turn Special near Castle Rock, Utah.

Union Pacific Track Evaluation Car EC-2 makes a brief stop in Cozad, Nebraska, while testing the busy UP mainline across the state. (August 20, 1987)