After traveling across western Kansas and eastern Colorado, UP 4014 pulls into Denver's North Yard on a cold and dreary afternoon and will sit for a night before going home. Little did the crew ... (more)

UP 4014 BigBoy is on the outskirts of Cheyenne, Wyoming, with the crew no doubt happy at the prospects of spending time at home after such a long cross-country journey.

The day is breaking as the Union Pacific Steam Crew work to ready UP 4014 for it's trip back down Cajon Pass. This will be the second time that a Big Boy was operated, under steam, 'west' through ... (more)

UP 4014 rests in Yermo yard under the stars.

At Sinclair, Wyoming, on May 4, 2019, Union Pacific Big Boy No. 4014 leads “The Great Race to Ogden” passenger special heading to the celebration of the 150th anniversary of the completion of ... (more)

Union Pacific Big Boy No. 4014 is spending its last day on the road of a two month southwest road trip passing through Denver in the middle of blizzard that deposited over a foot of snow blanketin... (more)

The size of Union Pacific’s Big Boy 4014 is evident as it passes by in the middle of snowstorm in the Denver area on November 26, 2019. With a two month tour of the southwest wrapping up and aft... (more)

UP 4014 storms up the 1% grade eastbound out of Sharon Springs, Kansas. The Limon Subdivion is a roller-coaster of 1% grades for 210 miles. The grade profile and crisp clear weather made for an i... (more)

The snow was falling so fast in Denver and the steam cloud from the freezing temps was so dense that a yard vehicle helped guide the Big Boy out of the UP's North Yard in Denver.

Picking up some speed on the Greeley Subdivision, Union Pacific Big Boy No. 4014 thunders over 76th Street grade crossing between Adams and Dupont, Colorado, on a snowy November 26, 2019.

On November 26, 2019, after a two month tour of the southwest, Union Pacific Big Boy No. 4014 sprints home to Cheyenne in a Colorado snowstorm. Most of the Denver area received over a foot of snow... (more)

In order to get from the Union Pacific's North Yard in downtown Denver to the Greeley Sub main line on which UP 4014 and cars would run to Cheyenne, the train had to back up just over 5 miles. Her... (more)

UP 4014 left behind sub-freezing temperatures and blizzard conditions in Denver and arrived at its home base in Cheyenne, Wyoming to breaking storm clouds and scattered sunlight.

BigBoy 4014 wows the crowd as it heads for Ogden.

After crossing over the S. Platte River on the Belt Line Connection, trains encounter a short grade up to the Washington St. grade crossing.4014 arrived in the mile high city early and wasted no t... (more)