UP 6454 (AC4400CW) leads a Union Pacific passenger train through the Big Ten Curve on the Moffat Tunnel Sub

UP 6454 (AC4400CW) leads a Union Pacific passenger train out of Tunnel #1 at Plainview, Colorado.

UP 6454 (AC4400CW) leads a Union Pacific passenger train special through Little Ten Curve at is heads down the Moffat Tunnel Sub towards Denver, Colorado.

With the destination of the skyline of Denver, Colorado in the upper left, UP 6454 (AC4400CW) leads an officer's special through Big Ten Curve as comes down the Moffat Tunnel Sub.

UP 6454 AC4400CW leads an officer's special down the hill into Coal Creek Canyon, Colorado as it heads to Denver.

UP 6454 AC4400CW exits Tunnel #1 at Plainview, Colorado and will drop down into Coal Creek Canyon.

A Union Pacific Officer's Special waits for the dignitaries to board and will then head west into the Moffat Tunnel District

A Union Pacific Officer's Special occupies a track in the North Yard. It would soon get a green to begin the journey up the Moffat Tunnel Sub.

UP 6454 leads a Salt Lake City to Grand Junction special near the twin tunnels at Kyune, deep in the Price River Canyon.

UP 6454 (AC4400CW) climbs the grade out of Coal Creek Canyon with an Officer's Special and heads towards Tunnel #1 at Plainview, Colorado.

A Union Pacific Officer's Special runs through the valley at Tolland, Colorado. It will only be a few more weeks before the valley turns gold as the aspen change with the cooler weather.

UP 6454 (AC4400CW) holds in the Union Pacific's North Yard before leading an officer's special up the Moffat Tunnel Sub.

Special Folks on Board Can’t delay the passenger special, as clean as it can get, Almost perfect. Dusty

P-GJCY With the new Union Pacific CEO on board P-GJCY rolls slowly through the meadows of Coal Creek Canyon near Denver on Wednesday September 6, 2023.

P-GJCY With the new Union Pacific CEO on board P-GJCY rolls slowly through the meadows of Coal Creek Canyon near Denver on Wednesday September 6, 2023.