After spending the night at Utah Junction near Pecos Street, Union Pacific’s Big Boy No. 4014 treads eastward on the Belt Line at Washington Street in Denver, Colorado, on November 26, 2019. To ... (more)

A special passenger train pulled by Union Pacific Big Boy No. 4014 and Northern No. 844 pulls into the north siding at Evanston, Wyoming, on May 6, 2019.

Union Pacific Big Boy No. 4014 shows off its imposing face during a service stop at Rock Springs, Wyoming, on May 5, 2019. UP No. 4014, accompanied by Northern No. 844, was on a trip west to Ogden... (more)

A set of BNSF locomotives have come over from the railroad’s 23rd Street locomotive facility to tie on to a freight train on the 20th Street Siding on Colorado’s Joint Line at Denver, Colorado... (more)

A setting sun peeks through the clouds long enough to illuminate a westbound BNSF grain train climbing out of Austin on Montana Rail Link’s main line over Mullan Pass on June 28, 2022.

A thunderstorm has just passed, but wet rail left behind slows a westbound BNSF oil train as it climbs the 2.2 percent grade of Mullan Pass at Iron Ridge between Austin and Weed, Montana, on the a... (more)

Sitting on the old Rock Island main line at Joliet Union Station is a Metra bi-level commuter train that is about to depart for Chicago on February 22, 1989. The station, built in 1912, once serve... (more)

Likely the most widely used 4-wheel truck in American railroad is EMD’s Blomberg truck. A rebuilt Blomberg sits in the rain outside Union Pacific’s Downing B. Jenks Shop at North Little Rock, ... (more)

The amount of indoor track space inside the cavernous main shop at Union Pacific’s Downing B. Jenks Shop in North Little Rock, Arkansas, is impressive. On the northeast side of the shop facing t... (more)

On May 18, 2015, Union Pacific GE ES44AC No. 5401 gets repainted and lettered at the railroad’s Downing B. Jenks Shop in North Little Rock, Arkansas. Gary Dunlap, a carman by trade, is applying ... (more)

The setting sun illuminates a trio of BNSF EMDs leading a westbound BNSF coal train past Frog Pond at Trout Creek, Montana, on October 2, 2015.

Cowl along the Mississippi: Led by EMD SD60F No. 5528, Canadian National train 385 cruises along the Mississippi River on Burlington Northern’s (actually early BNSF by this time) double track ma... (more)

A Union Pacific coal train begins its climb up Logan Hill at Converse Junction and passes a BNSF coal train that just finished loading at Antelope Mine. The BNSF load will soon follow the UP train... (more)

On a cool October 8, 2018, a westbound BNSF manifest freight train works through Marias, Montana, after crossing the summit of Marias Pass on the railroad’s Hi Line Subdivision.

Led by Conrail GE B36-7 No. 5057, CR piggyback train TV1 rolls toward Chicago at Chesterton, Indiana, at 7:41 p.m. on June 30, 1990.