a locomotive delivered by Union Pacific Railroad in December of 1941, still holds distinction in the Guinness Book of World Records for the most powerful steam engine in operation today with an ...

There are steam locomotives, and then there’s “Big Boy.” At 604 tons and 132 feet long and with a 4-8-8-4-wheel arrangement, it is the largest, most powerful steam locomotive in the world.

You can also track where the Big Boy is on its journey through the Union Pacific steam schedule ... about the history of Big Boy and offering a railroad-themed activity for kids.

Union Pacific Railroad’s “Challenger” No. 3985, the world’s largest operating steam locomotive, will stop in Shakopee as part of a five-state, 1,750-mile tour from Cheyenne, Wyo., to ...

The railroad is now owned by Union Pacific. The roundhouse was flattened shortly after the end of the steam era in 1956, but the turntable had not yet been demolished, and the rail bed was black ...

Union Pacific Big Boy Loco Add-On The Union Pacific Railroad's Big Boy 4-8-8-4 steam locomotive is undoubtedly the beast of American railroading history, and this epitome of heavy haulage is now ...

Construction got a slow start in Omaha, Nebraska, eastern terminus of the Union Pacific Railroad. By April 1864 the jubilance of groundbreaking had long ago faded into the ether. Chief engineer ...

Scottish mechanical engineer James Watt patents his design for the first practical steam engine ... while simultaneously chartering a Union Pacific Railroad Company to build west from the Missouri ...