A former Burlington Northern EMD SD60M still in Cascade green paint leads BNSF’s Cowley turn through rugged Sheep Canyon north of Greybull, Wyoming, on June 22, 2017. This arresting locale is alon... (more)

Northbound BNSF Denver to Laurel manifest freight curves along the Bighorn River in rugged Sheep Canyon north of Greybull, Wyoming, on the morning of June 22, 2017.

Deep in the Wild West of Wyoming a southbound manifest heavy in petroleum coke out of Billings, pulls Sheep Canyon, Wyoming. With several 4x4 vehicles, several cases of beer and good friends the ... (more)

In a wide view over Sheep Canyon, BNSF’s Cowley turn out of Greybull, Wyoming, snakes through through the spectacular abyss on the hot (100°F) afternoon of June 23, 2016. Two recently reactivated ... (more)

A pair of orange EMD SD70MACs powers BNSF’s Cowley turn through Sheep Canyon past milepost 414 out of Greybull, Wyoming, on the morning of June 23, 2016.

BNSF’s Cowley turn heads back to Greybull, Wyoming, as it passes through the confines of rugged Sheep Canyon on June 22, 2017. Leading the local along the Bighorn River is a former Burlington Nort... (more)

Burlington Northern lives in Sheep Canyon.... The BNSF (BN) Cowley Turn charges out of Sheep Canyon on the return leg to Greybull, Wyoming. The deep defile along the banks of the Big Horn River is... (more)

Dwarfed by the rugged cliffs of Wyoming’s Sheep Canyon, an eastbound BNSF stack train passes milepost 414 on the Casper Subdivision on June 21, 2017.

On a sunny June 21, 2017, a southbound BNSF stack train appears beneath the rocky cliffs of Sheep Canyon north of Greybull, Wyoming.

BNSF's Cowley Turn twists slowly thru the scenic Himes Canyon. The canyon is located where the Bighorn River cuts thru this mountain between Kane and Himes, Wyoming. .... The Cowley Turn originat... (more)

From the rim of Sheep Canyon is a striking view of a southbound BNSF freight curving along the Bighorn River on June 22, 2017. What looks like coal up front is actually coke loaded in GATX hoppers... (more)

BNSF’s Cowley turn out of Greybull, Wyoming, rumbles along the vertical walls of rugged Sheep Canyon on the morning of June 22, 2017. The northbound local is passing milepost 414 on BNSF’s Casper ... (more)

BNSF’s Cowley turn traces the Bighorn River as it passes through wonderfully stark Sheep Canyon north of Greybull, Wyoming, on June 22, 2017. This remarkable place is located in the environs surro... (more)

On the morning of June 22, 2017, a northbound BNSF manifest freight curves along the Bighorn River in scenic Sheep Canyon north of Greybull, Wyoming.

At 5:40 a.m. on June 23, 2016, BNSF GE C44-9W leads a trainload of ties approaching Sheep Canyon north of Greybull, Wyoming. Not surprisingly, after passage of the train, the morning air was thick... (more)