The Rail Yard Mike · August 26, 2018 · Locomotives roll past a turn table at the Union Pacific rail yard June 16, 2018 in Pueblo, Colo. Photo by Mike Sweeney/©2018 The Union Pacific rail yard in Pueblo isn’t a pretty place. Soot and diesel and dirt coat most everything there. Rust blankets the rest. But there is a beauty to that grimy, gritty place. It’s simply a matter of finding it.