Union Pacific Corporation owns one of America's leading transportation companies. Its principal operating company, Union Pacific Railroad, links 23 states in the western two-thirds of the country. Union Pacific serves many of the fastest-growing U.S. population centers and provides Americans with a fuel-efficient, environmentally responsible and safe mode of freight transportation. Union Pacific's diversified business mix includes Agricultural Products, Automotive, Chemicals, Energy, Industrial Products and Intermodal. The railroad emphasizes excellent customer service and offers competitive routes from all major West Coast and Gulf Coast ports to eastern gateways. Union Pacific connects with Canada's rail systems and is the only railroad serving all six major gateways to Mexico, making it North America's premier rail franchise.

Union Pacific's Steam Program

• The Challenger No. 3985 was designed by Union Pacific and built in 1943 by the American Locomotive Company, and is the only operating engine of its class in the world today – the largest and most powerful operating steam locomotive.
• The No. 844 is the last steam locomotive built for Union Pacific Railroad, and was delivered in 1944. No. 844 was placed in freight service in Nebraska from 1957 to 1959, then was saved from being scrapped in 1960. No. 844 celebrated its 50th anniversary of Special Train Service in 2010.