A loaded coal train begins its climb up Crawford Hill on a clear summer morning.

A westbound Union Pacific autorack train throttles through Dale Junction, Wyoming, over Track 3 on October 16, 2007.

A full moon and the headlights from an approaching eastbound BNSF manifest illuminate a UP cement train waiting in Bissell siding on the BNSF Mojave Subdivision.

Emerging from a foggy landscape into the morning sunlight, Union Pacific's Global One, IL to Salt Lake City, UT premium intermodal glides west through the Weber River Valley at Echo, Utah.

TEN TEN TEN! On October 10, 2010, Union Pacific's Global One (Chicago) to Salt Lake City premium intermodal travels west through mist and fog along the Wasatch Mountains at Echo, Utah.

UP 8546 leads a southbound UP manifest train as it rolls out of Whitesboro, headed for Fort Worth.

One of my favorite units- the SD90MAC- was an ill-fated experiment, which makes it all the more compelling. Here three of the brutes team up to haul tonnage westward at Aztec.

This westbound coal drag stopped over in Provo after coming west along the old D&RGW mainline. Here, it heads into the blazing afternoon sun, making it's way north along the Wastach Front toward ... (more)

This loaded westbound coal train stopped for several hours in Provo after coming down the mountain on the old D&RGW mainline.