UP 5561 leads eastbound stacks near Wellton, AZ.

UP 6194 leads a westbound manifest just east of Wellton, AZ.

Golden hour begins as a westbound manifest train rolls towards the small town of Wellton on a warm mid-September afternoon.

UP 8478 pauses at Wellton, AZ on it's way west leading the ZG4CI.

KSILB passes under the West Wellton searchlights as the tail end of the AMINGR accelerates from a stop on a very busy afternoon along the Gila Sub.

McElhaney Cattle Co SW1200 at Wellton AZ.

Eastbound stacks exit the Dome Valley near Wellton mid-morning along about 20 miles east of Yuma.

I stepped off the Sunset Limited in Los Angeles with 24 hours until my flight to Hawaii. So what better to do than rent a car and drive to Wellton Arizona to catch a surviving SP Cantilever? And f... (more)

A westbound UP manifest heads into the setting sun as it races along the Gila Sub just east of Wellton, AZ on the Sunset Route.

Leaving the Yuma mainline just east of Wellton, this local has just entered the ex Phoenix Sub main, now called the Rolla Industrial lead. This junction is still controlled with searchlight signal... (more)

The UP Gila Sub is the ex-Southern Pacific Sunset Route that runs 255 miles from Yuma, AZ, to Tuscon, AZ. When I found out of a possible signal replacements coming this summer, I made plans to go ... (more)

With the Dome Mountains in the background, DPU motors shove an intermodal past the cantilever signals at Wellton Arizona on a very quiet morning on this portion of the Sunset Line.

After stopping at CPSP 768, UP 8772 west accelerates past the classic SP cantilever signal bridges in Wellton Arizona on a warm spring evening in the desert.

A westbound Union Pacific empty coal train speeds through Wellton on UP's Gila Subdivision, one of the very few crossover locations still protected by Southern Pacific era cantilever searchlight s... (more)

With the sun already set below the mountains, last light glints off an eastbound stack train as it passes a classic and rare set of Southern Pacific era cantilever signal bridges still guarding th... (more)