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 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)

An eastbound coal train is stopped on the Rocky siding and stretches west into the Little Ten Curve. In the background a Union Pacific freight train has completed the Big Ten Curves and continues ... (more)

A crew member emerges from UP 6386, stopped on the Rocky siding, to watch UP power as it heads westward into the Little Ten Curve.

The Great Plains are covered with spring wildflowers as this coal train passes above at the base of the Rocky Mountain foothills in Plainview.