In blue hour and with snow falling, an empty crude oil train exits Byers Canyon on its journey west.

An empty westbound crude oil train with UP 1943 leading exits Byers Canyon and approaches Parshall.

The westbound Rio Grande Zephyr thunders through Flat siding during a snow storm.

An eastbound Rio Grande coal train works through Parshall, Colorado, between the sidings of Flat and Sulphur on the grade toward the Moffat Tunnel on July 8, 1988. A pair of EMD SD40T-2 Tunnel Mot... (more)

An eastbound loaded coal train has just passed through Parshall, CO and will soon be entering Byers Canyon.

Westbound empty hoppers destined for the Craig Branch round the broad curve approaching Parshall, CO.

Westbound empty hoppers roll along the Colorado River between Parshall and Kremmling, CO. The empties are destined for the coal fields along the Craig Branch.

Amtrak P40s 821 and 823 are seen leading the eastbound California Zephyr #6 at Parshall - 07/10/2014

Amtrak train No. 6 the eastbound California Zephyr basks in the afternoon sun as races east at Parshall, CO.

A UP freight behind eight GEs works westbound near Parshall just after passing through Byers Canyon on UP's Moffat Tunnel Subdivision.

Under grey skies, a westbound hotshot smudges the snowy landscape as it thunders through Flat siding, west of Parshall, in January 1982 behind 5373, 5369, 3028, 5329 and 3011.

A westbound freight rolls away from the rising sun near Parshall on the former Rio Grande.

The Rio Grande Zephyr would run west only one more day after this one. Train left Denver in rain, pushed through snow through the mountains and then found a warm spring day as she pulled into Gra... (more)

UP 6856 races west near Parshall Colorado.

UP 7267 heads west late in the afternoon near Parshall.