BNSF 6707 (ES44C4) gets a hand from a BC Rail unit as they muscle a freight through Fort Collins, Colorado.

A very dirty Tier IV GE leads an almost spotless Dash-8 UP 9460 into Albina Yard during the city's Bridge Pedal event. This bike ride closes the Fremont Bridge where the photo was taken atop.

The Sun has just cleared enough to allow a view of BNSF 3940 leading an early morning z train out of Cherokee and into Cherokee Canyon/Peach Springs. Shot taken on 29 June 2018.

BNSF 3940 leads an early morning z train out of Cherokee and into Yampai Canyon/Peach Springs. Shot taken on 30 June 2018.

A T4 GEVO leads a tanker train through La Grange.

Shortly before sunset, a westbound domestic stack train is well into its climb up Goffs Hill. In the background, the Dead Mountains of the eastern Mojave Desert.

Eastbound BNSF empty grain train at the Lyle rest area.

BNSF 3884 leads the QSBDCHI through Sullivan's Curve as it climbs Cajon Pass.

BNSF 3969 leads the ZLACCHI near Silverwood just after sunrise.

A already burnt BNSF ET44C4 leads Q350-17 under the CPL at Wayne Yard.

Heading west along the Missouri River, a BNSF coal train plays tag with the sun and cloud shadows as it trundles through Lombard Canyon passing the east switch of Lombard siding on a beautiful aft... (more)

Hotshot Q017 races westbound through the CP37 interlocking on the outskirts of Dunkirk, New York. This classic NYC bracket signal is one of only a couple New York Central signals still existing on... (more)

The sun rises on a hot morning in upstate New York as loaded CSX crude oil train K140 bound for Philadelphia makes its way east with a foreign pair of units.

BNSF 3911 leads a San Bernardino to Chicago Q train through Verdemont.