A westbound BNSF freight has just exited Little Gore Canyon and follows the Colorado River toward Radium, Colorado, on September 19, 2023.

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)

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)

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)

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

UP 5857 (AC4400CW-CTE) leads an extra-long oil can train through Coal Creek Canyon and is about to enter Tunnel #1 while cars are still going through the crossing at Blue Mountain Road.

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

Amtrak’s California Zephyr treads through short-but-scenic Byers Canyon west of Hot Sulphur Springs, Colorado, on September 18, 2023. This former Rio Grande route is now Union Pacific’s Moffat... (more)

The Continental Divide looms overhead and autumn is making its presence known in Colorado’s high country as Union Pacific’s MGJNY freight rolls downgrade after exiting the 6.21-mile Moffat Tun... (more)

The cars of the Winter Park Express reflect the golden sunrise at they head up the Moffat Tunnel Sub towards the Winter Park Ski Resort.

Amtrak’s westbound California Zephyr follows the Colorado River through rugged Gore Canyon as it approaches Azure, Colorado, on September 20, 2023. The train is about to enter 100-foot Tunnel 38... (more)

A pair of UP units leads a short eastbound covered hopper train across South Boulder Creek on the main at Cliff. The tracks follow South Boulder Creek for another ten miles or so on the way east t... (more)

UP 6789 (AC4400CW) leads a freight at the base of Blue Mountain on a stretch called Eisele, Colorado.

With the destination of the skyline of Denver, Colorado in the upper left, UP 6454 (AC4400CW) leads an officer's special through Big Ten Curve as comes down the Moffat Tunnel Sub.

An eastbound BNSF manifest freight follows the Colorado River through Little Gore Canyon just east of Radium, Colorado, on June 6, 2013.