Spring rainstorms, including one helluva dust devil behind the tallest peak, hover over the Bookcliffs as Amtrak’s westbound California Zephyr flies out of Desert, Utah, on May 4, 2003.

A burned out headlight needs changing as Amtrak No. 5, the westbound California Zephyr, makes its station and service stop at Denver, Colorado, on February, 23, 1986. The electrician has found a w... (more)

The westbound California Zephyr. A Roger Puta Photograph

Amtrak No. 5, the westbound California Zephyr, cruises into the station stop at Fraser, Colorado, on January 13, 2001, and is meeting the Rio Grande Ski Train waiting in Fraser siding.

Amtrak 115 leads the westbound California Zephyr through Westmont.

Autumn is arriving a little early this year in the high country of Colorado. Amtrak’s westbound California Zephyr zips through Tolland amid the changing leaves on September 17, 2016.

Amtrak No. 5, the westbound California Zephyr, rushes past Pactolus Lake west of Pinecliffe, Colorado, on September 24, 2001. The largest building on the right is the former ice house that once wa... (more)

Amtrak No. 5, the westbound Zephyr, cruises upgrade through a winter wonderland between Rollinsville and Tolland during a somewhat typical spring day in Colorado’s high country on April 20, 2003... (more)

Surrounded by the golden beauty of autumn aspens in the high country is Amtrak’s westbound California Zephyr at Tolland, Colorado, on October 2, 2008.

Amtrak’s westbound California Zephyr climbs toward Tunnel 1 east of Plainview, Colorado, on the early spring day of April 9, 2001.

The California Zephyr has just finished its station stop in Denver and begins its westward journey up the Front Range of the Rockies.

Amtrak P42DC's #198 & #193 sprint across the desert with the 'California Zephyr' between Green River and Helper.

Amtrak #5, the 'California Zephyr', highballs west through Crescent Junction Utah seen from a mile away atop a small hill. P42DC's #183 & #75 are in charge today as they speed towards their next s... (more)

Amtrak 139 navigates the westbound of the California Zephyr through the reverse s-curve at Glenshire as it hits the first snow of the season.

Amtrak’s westbound California Zephyr crosses South Boulder Creek and emerges from the Tunnel District east of Pinecliffe, Colorado, on a snowy March 28, 2016. Trailing lead GE P42DC No. 81 is â€... (more)