The "Provo" grinds up the tough grade between Crescent and Pinecliffe navigating this challenging and remote portion of the tunnel district high above South Boulder Creek. Here the train... (more)

Nestled at just over 8000', the town of Pinecliffe, named in the most literal sense, hosts an eastbound manifest following the rushing waters of South Boulder Creek on its descent towards Denver o... (more)

After running through Coal Creek Canyon, the California Zephyr climbs the steep grade up to Tunnel 1 at Plainview, Colorado.

The California Zephyr heads into Coal Creek Canyon and is about ready to cross Blue Mountain Road, where it will stop briefly so that two Arvada policemen can deal with a problem passenger.

After waiting in the Tabernash siding for the westbound California Zephyr to clear, an eastbound manifest makes its way through the valley and leans into the curve on the east side of Fraser. This... (more)

A trio of veterans led by a UP GE guide BNSF's Provo-Denver manifest downgrade through the Tolland Valley with the Continental Divide standing tall in the background. The train is crossing over So... (more)

Standing atop a rock cut high above the Giant's Ladder, BNSF's Provo-Denver manifest makes an early morning appearance cruising downhill out of the east portal of the Moffat Tunnel against the bre... (more)

The California Zephyr climbs through Big Ten Curve at Rocky, Colorado as it begins the journey up the Moffat Tunnel Sub.

The California Zephyr runs through Eisele as it heads up the Moffat Tunnel Sub in Colorado.

The Rio Grande Ski Train is threading Tunnel 3 and 4 as it climbs the Colorado’s front range just west of Plainview, Colorado, on January 18, 1998. On the rear are business cars “Kansas”, �... (more)

An eastbound Union Pacific coal train eases down the two-percent grade at Coal Creek Canyon between Plainview and Clay, Colorado, on a snowy January 5, 2005. the head end is passing mile 22.6, whi... (more)

A westbound BNSF unit oil train, led by Kansas City Southern EMD SD70ACe No. 4114 and Union Pacific EMD SD70M No. 4936, exits Tunnel 16 in South Draw east of Crescent, Colorado, on UP’s Moffat T... (more)

The California Zephyr passes over the main road leading to the Moffat Tunnel as blue skies give the passengers a great view of the snowy Colorado Rocky Mountains.

An eastbound Union Pacific coal train drops off the mesa that contains Big 10 Curve and is about to pass over the west switch of Rocky siding on Colorado’s Moffat Tunnel line on April 28, 2002. ... (more)

Amtrak’s California Zephyr is negotiating Byers Canyon west of Hot Sulphur Springs, Colorado, on November 15, 2021.