UP 5593 (ES44AC) runs a freight through the cut west of the Hermosa Tunnels on the Transcon.

A setting sun catches UP 2533 (ES44AC) leading a freight north on the Transcon towards Laramie, Wyoming.

UP 2533 (ES44AC) runs through the Wyoming open space north of Tie Siding as it heads for Laramie.

Sunrise is breaking as UP 5561 (ES44AC) leads a freight out of the Cheyenne Yard and under the former Colorado and Southern Railroad bridge (now BNSF).

BNSF 2530 (GP39-3) leads a short freight past the Valmont Power Plant in Boulder, Colorado.

UP 8834 (SD70AH) rounds the corner at Crescent, Colorado as it leads a train down the Moffat Tunnel Sub.

UP 5593 (ES44AC) leads a freight towards the Hermosa Tunnels on the Transcon.

UP 7833 (ES44AC) runs a freight through the S curves at Archer Hill east of Cheyenne, Wyoming.

Dawns first light catches UP 7833 (ES44AC) leading a freight towards Cheyenne, Wyoming.

UP 8714 (SD70ACe) leads a short train with a heavy load of a transformer towards Laramie, Wyoming.

A Union Pacific Special exits the Hermosa Tunnels and will lead a short train with a heavy load of a transformer.

A Union Pacific Special enters the Hermosa Tunnels and will head north to Laramie, Wyoming.

UP 5593 (AC4400CW) exits the Hermosa Tunnel with a freight destined for Laramie, Wyoming.

UP 5593 (AC4400CW) runs past the rock formations at Tie Siding, Wyoming.

UP 6168 leads an oil train past the Winter Park ski resort as storm clouds drop light snow