Copper Basin Railway train OT-1, with 60 cars loaded with 7800 tons of sulfide ore from the copper mine at Ray, heads southbound through a Saguaro forest toward Ray Junction on its run to the smel... (more)

Copper Basin Railway GP9 207 (ex-Burlington Northern 1893, originally Northern Pacific 276) leans into the curve at the junction leading to the copper mine at Ray as it brings train OT-1, comprise... (more)

In a view from the cab of trailing unit EMD GP39CLC No. 505, eastbound Copper Basin Railway’s OT-1 ore train is about to thread Tunnel 2 near Ray Junction, Arizona, on April 20, 2017.

Copper Basin Railway EMD GP39 No. 401 leads empty ore train OT-1 out of Tunnel 2 at Ray Junction, Arizona, late in the afternoon of March 17, 2004.

The westbound OT-1 is heading north to the mine at Ray.

Copper Basin Railway’s ore train OT-1 exits short Tunnel 2 just east of Ray Junction, Arizona, on March 29, 2010. CBRY No. 501 is a former Kennecott Copper EMD GP39-2 No. 791 built in October 19... (more)

The Unit Train is headed north into the mine at Ray just before sunset.

Copper Basin Railway’s loaded ore train OT-1 pops out of Tunnel 2 at Ray Junction, Arizona, on April 21, 2017.

The sun has just set behind the mountains as Copper Basins unit train works up the grade at Ray Junction,AZ on its way to the mine.

The southbound OT-1 (Ore Train 1) is at Kelvin, just north of Ray Junction.

The westbound Local is just past the junction switch with the Ray Branch at Ray Junction. The Local usually runs at night or very late afternoon, so a day time run was a treat.

The OT-1 is southbound at Ray Junction on a crisp clear day.

Loaded OT1 with locomotive #502 is seen shortly after departing Ray Mine running along Florence-Kelvin Hwy into Ray Junction.

A CBRY OT2 with another load of copper ore from Ray Mine exits tunnel 2 on the way to the smelter at Hayden, AZ. No. 502, the lead GP39-2, was built as Kennecott Copper No. 796.

The sulfuric acid train crosses a wooden trestle as it makes its nocturnal way back to the processor at Hayden after dropping acid at the mine at Ray.