While a Mazda Miata waits impatiently at the 4th North crossing, Union Pacific's KG1LA roars west through Salt Lake City.

With its usual abundance of bright red K-Line containers, UP's KTSLN4 stack train glides east down the Lynndyl Sub at Erda, Utah.

A pair of UP locomotives awaits clearance, while a colorful string of Case equipment rolls off the NS onto IHB rails, bound for Gibson Yard and beyond.