Amtrak engine #193 (P42DC) leads the California Zephyr 5 train over the bridge which spans the highway running through Coal Creek Canyon.

Amtrak’s westbound California Zephyr has just exited Little Gore Canyon and is approaching Radium, Colorado, on the afternoon of September 19, 2023.

The Westbound Amtrak California Zephyr, also known as train number 5 is seen heading West through Byers Canyon just outside Hot Sulphur Springs.

The California Zephyr #5 runs towards Roggen, Colorado as a golden sunrise casts an orange glow.

The California Zephyr 5 train leaves the Denver skyline behind (in the upper right) and passes through Leyden, Colorado on its way up the Moffat Tunnel Sub.

Light snow is falling as the California Zephyr 5 train leaves Denver and heads up the Moffat Tunnel Sub.

Amtrak's California Zephyr has made its station stop at Green River continues its trip westward as the sun makes its final appearance above the horizon.

The westbound California Zephyr is making good time as they have already clicked off a few miles into their trip all the way across Iowa. The train just left Burlington a few minutes ago and will ... (more)

The engineer on #6 is on his the last few miles of his trip from Lincoln to Ottumwa on board Amtrak's California Zephyr. Here he passes the small town of Chillicothe on the BNSF Ottumwa Sub less t... (more)

Amtrak’s eastbound California Zephyr descends on the two percent grade of the Moffat Tunnel route after rounding Big 10 Curve between Eisele and Rocky, Colorado, on the afternoon of May 4, 2018.... (more)

Some Colorado River rafters enjoy a shoreline lunch as Amtrak’s westbound California Zephyr curves overhead while negotiating Little Gore Canyon east of Radium, Colorado, on June 20, 2023.

The California Zephyr runs east on a snowy Brush Sub towards Fort Morgan, Colorado.

AMTK 142 (P42DC) busts a snow drift as it heads towards the Moffat Tunnel at Tolland, Colorado.

After completing its station stop in Ottumwa, Iowa, Amtrak's California Zephyr throttles up and continues west into the setting sun. On the point of this day's train is P42DC 160, painted for the ... (more)

AMTK 135 (P42DC) leads the California Zephyr down the hill into Coal Creek Canyon as it heads to Denver, Colorado.