BNSF 5880 South, a coal train out of the PRB, bears down on the north switch of Birds siding in Fort Worth just before sunset.

At dusk, with the rugged Tucson Mountains in the distance, an eastbound UP freight enters downtown Tucson with its series of grade crossings and flashing lights.

At dusk, a westbound San Joaquin makes its way from the Middle River Bridge, visible a mile off, and the Orwood Bridge, which the operator has in the "down" position to let the passenger train go ... (more)

A pair of ex-Santa Fe SD75s lead an intermodal train into the fog of the LA Basin as they streak past the signals at Summit.

Four big C-Cs are silhouetted against the dark hillside as the lug a hot westbound pig train across Muir Trestle.

A pair of shovels move a piece of snap-track into place as part of the process of installing a second main track at the yard's east end.

A flash freezes SP 8614 only for an instant as it rolls eastward onto the Willcox Playa with a manifest in tow.

Monsoon clouds are gathering above the cliffs at Manuelito as an eastbound stack train passes on its way to markets in the Midwest.

Just as a westbound San Joaquin passes a small farm in shadow, the sun breaks through upon it, creating a rainbow in the distance.

An SP brakeman cuts in a helper at Bena on an eastbound manifest.

Westbound empties roll past A Cabin at the summit. Those familiar with the location will notice the old C&O signal structure has been removed. I fear one day A cabin will follow it.

A team of shop workers prepares to install new EMD power assemblies in an SD45.

As a coal load storms southward toward the Midlothian Sub, a train of empties heads back to the PRB and a transfer from Ney Yard waits for things to clear up so it can proceed to Centennial Yard. ... (more)

Twenty minutes after sunset, a northbound manifest gets a high green at Diggins.

An eastbound stack train tops one of the many hogbacks on the T&P in a cloud of exhaust smoke at sunset.