A look at rare diesel locomotives still in regular service and the dwindling fleet of these unique and historic workhorses.

SPRINGFIELD -- Union Pacific's new commemorative No. 1616 Lincoln Locomotive will be coming to Springfield for a public ...

The Union Pacific Railroad Company is sending its Big Boy for a tour across ten states, including Missouri and Illinois. Big Boy No. 4014 is the world’s largest operational steam locomotive and ...

Big Boy No. 4014 just may be chugging through a city near you, as Union Pacific announced the legendary locomotive's upcoming tours for summer and fall. Those in Colorado will need to wait until ...

Big Boy No. 4014 was delivered to Union Pacific in December 1941. The locomotive was retired 20 years later, having traveled 1,031,205 miles in its 20 years in service, according to Union Pacific.

ARKANSAS (KNWA/KFTA) — The “Big Boy” locomotive, one of the world’s largest trains will pass through the Show Me State and the Natural State next month. Union Pacific Railroad will be ...

Big Boy No. 4014, one of the most iconic steam engines in the United States, has arrived to St. Louis in grand style.

Union Pacific's 'Big Boy' No. 4014, world's largest steam locomotive, stopping in Kansas and Missouri for "Heartland of America Tour" ...

DE SOTO, Mo. — The world’s largest operating steam locomotive is expected to make a stop in De Soto on Thursday, Sept. 12. Union Pacific Railroad announced that its famed Big Boy No. 4014 ...

Union Pacific’s No. 4014 steam locomotive is a massive 132-foot long engine that has been touring the rails of middle America since August.

The locomotive will travel through Nebraska, Iowa, Illinois, Missouri, Arkansas, Texas, Oklahoma and Kansas before concluding its tour in Colorado.

Big Boy No. 4014 was delivered to Union Pacific in December 1941. The locomotive was retired 20 years later, having traveled 1,031,205 miles in its 20 years in service, according to Union Pacific.