The Los Angeles to Denver Z works upgrade at Silverwood.

Eastbound UP symbol ZLADV makes short work of Cajon Pass as marches upgrade at Silverwood.

UP ET44AH #2613 leads the ZLADV south past the Peckham Feed just outside of La Salle, CO.

Just north of Fort Lupton, the ZLADV one of the engines on the train made for a nice treat! While it unfortunately was not leading, UP 2002, wearing special paint for the 2002 Olympics in Salt Lak... (more)

UP's Los Angeles to Denver intermodal works through Blue Cut looking a bit out of place with a older GE coal unit on the point.

UP's Los Angeles to Denver intermodal races across the high desert at Hesperia.

With the snowy Wasatch Range looming in the distance, Union Pacific's Los Angeles, CA to Denver, CO Z-train heads east through North Yard in downtown Salt Lake City.

Union Pacific's Los Angeles to Denver z-train begins its trek through Afton Canyon, shortly after beginning its journey over the Cima Subdivision.

After negotiating nearly one hundred miles of continuous canyons, an eastbound Los Angeles to Denver Z train enters the Clover Valley east of Islen. After topping the 5,972 foot summit at Crestlin... (more)

This is a eastbound priority intermodal train, terminating in Denver Colorado.

A Los Angeles to Denver intermodal train enters the west end of Afton Canyon, as it rolls east on Union Pacific's LA&SL route.

Pulling only 30 cars, this is the hottest train on the former LA&SL line.