Amtrak No. 5, the westbound California Zephyr, has just exited 294-foot Tunnel 39 and is now threading 63-foot Tunnel 40 in the heart of Little Gore Canyon between Azure and Radium, Colorado, on t... (more)

Amtrak’s “Phase I Heritage” locomotive, GE P42DC No. 156, pilots the eastbound California Zephyr around Big 10 Curve west of Rocky, Colorado, on the afternoon of June 1, 2014. Nice, clean ai... (more)

Early morning light catches the eastbound California Zepher as it races east of Helper.

Amtrak’s westbound California Zephyr leaves Rocky, Colorado, while climbing the 2% grades up the Front Range on August 26, 2013.

California Zephyr will soon starts its descent towards Helper, UT. This day he couldn't keep the schedule, delay was about 120 minutes. On the upside, no more shadows were visible on the tracks, o... (more)

Led by GE P42DC No. 156 in Phase I paint, Amtrak No. 6, the eastbound California Zephyr, drops downgrade through Eisele (formerly Clay), Colorado, late on the afternoon of June 1, 2014.

Passengers wait to board the California Zephyr on a cold winter night.

Westbound California Zephyr snakes through the Colorado Rockies near Pinecliffe.

Operating through a slow order, Amtrak No. 5 crawls over the fill on the approach to Big 10 Curve west of Rocky, Colorado, on June 9, 2014. A section of track on the fill was just lifted and hand-... (more)

Due to track work along the UP in Colorado, Amtrak's California Zephyr trains were rerouted through Wyoming for a couple of weeks in May of 2014. A late running train 6 glides east along the Weber... (more)

The California Zephyr 6 travels the scenic route between Helper and Green River area in Utah.

Amtrak No. 6, the eastbound California Zephyr, drops downgrade out of Tunnel 1 and crosses the mouth of Coal Creek Canyon east of Plain, Colorado, on the afternoon of April 30, 2014. The city of D... (more)

Amtrak’s westbound California Zephyr is led by “Phase I Heritage” GE P42DC No. 156 just east of Plain, Colorado, on the morning of March 30, 2014.

Amtrak's California Zephyr rolls east into Helper with a new ACS64 (Amtrak Cities Sprinter) along for the ride. Manufactured by Siemens in Sacramento, Amtrak ordered 70 ASC64s in 2013 at a cost of... (more)