The California Zephyr runs through the cut between the trees leading to Rocky, Colorado.

Amtrak engine #137 (P42DC) leads the California Zephry through Rocky, Colorado on its way to the Moffat Tunnel.

The California Zephyr passes through Keenesburg as it heads towards Denver, Colorado on the Brush Sub.

A friendly wave from the conductor greets the photographer as AMTK 137 (P42DC) runs through Arvada, Colorado on its way to the Moffat Tunnel in the Colorado Rocky Mountains.

The California Zephyr rousts the birds out of the trees as it runs under Highway 93 as it approaches Rocky, Colorado.

The California Zephyr leaves Denver behind as it continues the journey into the Colorado Rocky Mountains.

This morning's #5 California Zephyr was 8 hours late getting to Denver, which offered a rare chance to get this shot in sunlight as the #5 California Zephyr ran around the base of Blue Mountain as... (more)

This morning's #5 California Zephyr was 8 hours late getting to Fort Morgan, which enabled a rare shot of the westbound Zephyr running through the 'Keenesburg Cut' with sun shining from the west. ... (more)

Better Late than Never
Running nearly 8 hours behind Amtrak 5 zips through Keenesburg curve west of Keenesburg, CO on the High Plains Route.

The westbound Empire Builder departs out of Milwaukee.

The Westbound Builder departs Milwaukee with the usual P42 duo.

Working as a South Station switcher, Amtrak RS-3 137 pulls the recently arrived consist of the Lake Shore Limited across the Fort Point Channel bridge on its way to Southampton Street coach yard i... (more)

The workhorse of Amtrak’s California Zephyr has been the GE P42DC engine, also known by the name ‘Genesis’. The engine’s 4,250 horsepower engine has a maximum speed of 110 mph and they we... (more)