Off the siding near the eponymous town of Tie Siding, WY, elephant-style horsepower ducks toward the rathole of Hermosa Tunnels.

A pass at the west portals of Hermosa Tunnels.

Three EMD's lug the Los Angeles to Denver Z-train up the grade at Hermosa. The lead locomotive had a plethora of issues between Green River and Cheyenne, the length of this crew's run.

UP 7663 & 5532 lead an eastbound manifest.

UP 8504 is the DPU on a westbound stack train.

One of UPs newest locomotives, just a couple years old, 7914 and two SD70M cousins are having no problem with this stack train.

Under a big sky, three big UP units march up Sherman Hill like Hannibal's elephants over the Alps. Over the small hill visible upper right, the old (very old) alignment to the long-abandon... (more)

UP 8092 works the back of a mixed freight at sunset on the Overland Route. The train has recently come up the Harriman Line, cresting at Dale Junction, and is moving to the double-tracked high li... (more)

Hi priority stacks from the west coast.

On the final stretch home from Oregon's "Pendleton Roundup," UP 844 and protection power UP 8444 (that's pretty classy, UP) exit the unusual configuration of Tie Siding, and bend west toward Hermo... (more)

On the left, merchandise by container from the west coast heads east. Through the southern bore, a potash train is picking up speed as it crests its summit off the Harriman Cutoff.

An eastbound empty grain train is about to enter the Hermosa Tunnels (twin bores) on the western slope of Sherman Hill between Laramine and Cheyenne. The actual summit is two miles to the east.

Grain loads behind six big 6-axle units pass welders working on track 3 at Tie Siding. Despite the azure sky it is still a typically windy day in the High Plains.