Union Pacific 4-6-6-4 3802 leads a 15 car Gold Coast Express (UP 2nd 24) near Hermosa Wyoming in 1952. Otto Conrad Perry photo, from my collection.

UP 8714 (SD70ACe) exits the Hermosa Tunnels hauling a heavy transformer towards Laramie, Wyoming.

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

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

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.

Powered by a trio of EMD SD70Ms, an eastbound Union Pacific stack train exits one of the bores of Hermosa Tunnels on Track 2 east of Hermosa, Wyoming, while crossing Sherman Hill on September 12, ... (more)

UP 8719 (SD70ACe) exits the west portal of the Hermosa Tunnel with a plumb of smoke.

UP 6393 (AC4400CW) exits a snowy east portal of the Hermosa Tunnels as it heads to Cheyenne, Wyoming.

UP 8719 (SD70ACe) exits the tunnels at Hermosa, Wyoming and runs through the snow towards Tie Siding.

HERMOSA WY July 3 1978 — Eastbound Union Pacific DDA40X 6914, Southern Pacific SD45 8888 and an SP EMD blast out of the east portal on track one. EMD built the unit (b/n 34540) in October 1969 a... (more)

Snow is falling and wind is blowing as a Union Pacific freight rounds the corner in the cut leading to the Hermosa Tunnels.

UP 2752 (C45AH) runs in the cut after exiting the Hermosa Tunnels in Wyoming.

Light snow has fallen throughout the area around the Hermosa Tunnels as UP 2752 (C45AH) leads a freight into the cut on the west side of the tunnel portal.