Railroad Journal (Union Pacific Steam) Categories: Show All Travel Colorado Narrow Gauge tips Durango Silverton Cumbroes Toltec Scenic Railroad Georgetown Loop Union Pacific Steam Colorado Railroads denver's union station Big Wheels August 22, 2007 | Denver:s Union Station Title: Big Wheels Back several years ago when the Union Pacific steam locomotive 844 pulled the Cheyenne Frontier Days Denver Post special from Denver to Cheyenne for the Frontiers Day rodeo the Union Pacific Railroad would park 844 at Denver’s Union Station... Read more ...