Engineer Ed Dickens is at the controls of UP Big Boy 4014 as it heads towards Denver, Colorado during its shakedown test run. The Big Boy engine stayed the night in Denver before heading back to ... (more)

UP Big Boy 4014 runs south on the Greeley Sub through Platteville, Colorado on its shakedown trip to Denver, Colorado.

Super Elevation
Ed Dickens in command leans the Big Boy 4014 west of Hanna, WY.

The return of "Big Boy" #4014 from Duluth.

A near-blizzard condition has settled in for most of the I-25 corridor this morning with #4014 leaving for Cheyenne a day earlier than originally scheduled....but to avoid the Thanksgiving holiday... (more)

Rolling out of a service stop, #4014 may not be in the Strasburg that typically comes to mind, but there is a museum of sorts here, none the less.

#4014 finally tackles Archer Hill during its 2019 tour of the system.

History at Barstow For the first time in history, an active 4000' class steam locomotive calls on the original, 1911-built Atchison Topeka & Santa Fe Railway passenger station/Harvey House,... (more)

134 Years In The Making. The desolate, desert community of Hodge, Calif. briefly feels tremors caused by the weight of a 1.2 million pound steam locomotive, UP 4014, as the 1941-built, 4-8-... (more)

Union Pacific Big Boy No. 4014 leads a passenger special, along with Northern No. 844, through wide open Wyoming countryside just west of Thayer on May 5, 2019. The passenger train is headed to Ut... (more)

Beginning its first run over Sherman Hill after a lengthy restoration, Union Pacific Big Boy No. 4014 leads a passenger special destined for a 150th anniversary of the Golden Spike and completion ... (more)

Westbound towards Bennett

A full vail of steam lingers on a cold day as the Big Boy passes east of Denver, Colorado.

On a cool September morning, the exhaust and whistle of a Big Boy was once again heard thundering beneath the now BNSF bridge at the west end of Cheyenne’s yard.

The Big Boy at C&S Junction!

Passing the signal bridge near Pecos in Denver, #4014 is preparing to reverse into North Yard for the night. Overcast skies give clue to the blizz... (more)

Over the Arroyo at Deer Trail

Over the dry arroyo near Deer Trail, CO, Union Pacific The Big Boy #4014 rolls over the open prairie of a very Colorado eastern plains scene. Th... (more)