UP Y625 (GP15-1) sports a unique shark-mouth pilot blade as it sits in the Union Pacific's North Yard in Denver, Colorado.

UP 1980 (GP38N) waits in the Union Pacific's North Yard in Denver, Colorado for service at the fuel islands.

UP 4363 (SD70M) works the siding in Platteville, Colorado on the Greeley Sub.

The snow is falling fast as UP 6417 (AC4400CW) brings a stack train into the east end of the Union Pacific yard in Chyenne, Wyoming.

As Union Pacific "Big Boy" 4014 slowly makes its way toward the Metrolink mainline at the northern end of the Fairplex (location of the Los Angeles County Fair), a process that will take... (more)

UP 6047 (AC4400CW-CTE) splits the signals just east of Hot Sulphur Springs, Colorado.

The southbound Guadalupe local rolls down the beach at Emma Wood State Park in Ventura, on the Santa Barbara Subdivision. Highway 101 runs along the shelf on the right.

A Union Pacific SD70M is in charge of NS 51X as it heads west through Walton, VA.

DALE WY Oct 17 1977 — Union Pacific DDA40X 6920 has just crossed the Dale Creek Fill on its westbound journey to Laramie and offers this angle as it passes below. EMD built the unit (b/n 3546) i... (more)

UP's Denver to Long Beach Z has gained access to the Mojave Sub via the Silverwood connector, seen here passing Canyon siding.

UP 3003 leads a southbound manifest just north of Canyon siding.

UP 3093 leads the ZCIG4 into San Timoteo Canyon at Redlands.

A 3 unit light engine move from Montclair to Yermo passes Pepper Ave.

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)

UP 4363 (SD70M) arrives at Platteville, Colorado where the crew will pick up a few more cars.