Rocky Mountain Rail Tours #2021 (GP40-3) leads the passenger train out of Tunnel #1 at Plainview, Colorado and will drop into Coal Creek Canyon on its way to Denver.

UP 6968 (AC4400CW) in a new coat of paint leads a rail train through the Tolland Valley in Colorado. It will run through the 6.2-mile-long Moffat Tunnel before stopping in Bond, Colorado.

A freshly painted UP 6968 (AC4400CW) leads a rail train through Rollinsville, Colorado as it heads towards the Moffat Tunnel.

UP 1826 (SD40N) works on sorting a string of cars in the Union Pacific's North Yard in Denver, Colorado.

Storm clouds are brewing as BNSF 5693 (Dash9) leads a freight towards Rollinsville, Colorado as it drops down the mountain after exiting the Moffat Tunnel's East Portal.

With 74 loaded cars of Utah crude oil pushing down on the drawbars, UP 8835 slowly negotiates the mountain grade and tight curves of Coal Creek Canyon with its heavy oil train. In the background, ... (more)

UP 7871 works as the lone DPU motor as it brings up the rear of a 73 car empty St. James, LA to Wildcat, UT oil train at Coal Creek Canyon as it climbs the 1.8% grade between Blue Mountain Rd. and... (more)

Loaded oil train OXPSJ-24 is seen heading East toward Denver coming down the Front Range of the Rocky Mountains on the Union Pacific Moffat Tunnel Subdivision. The train is seen rounding Big-Ten C... (more)

An eastbound Union Pacific unit oil train slowly makes its way out of Pinecliffe, Colorado, into the rugged Tunnel District on September 27, 2023. Three units up front have the train in check, as ... (more)

The eastbound Rocky Mountaineer passenger train has exited the Moffat Tunnel surrounded by golden autumn color at East Portal, Colorado, on September 26, 2023. The train is crossing County Road 16... (more)

Loaded oil train OXPSJ-24 is seen heading East toward Denver coming down the Front Range of the Rocky Mountains on the Union Pacific Moffat Tunnel Subdivision. The train is crossing Blue Mountain ... (more)

Loaded oil train OXPSJ-24 is seen heading East through the small town of Pinecliff, Colorado on the Moffat Tunnel Subdivision. The train is running on a restricted speed due to track work and will... (more)

Loaded oil train OXPSJ-24 is seen heading East through the small town of Rollinsville, Colorado on the Moffat Tunnel Subdivision. The train is running on a restricted speed due to track work and w... (more)

The rear DPUs of crude oil train OXPSJ-24 are seen at the rear keeping the train under control as it descends the Front Range of the Rocky Mountains. The train has just crossed South Boulder Creek... (more)

RTD Light Rail train #147 runs through Littleton, Colorado, passing an idle DPU of a coal train waiting to head to Denver.