Building the Transcontinental Railroad

Union Pacific’s Big Boy Locomotive - World’s Largest and Most Powerful Steam Train

A trip down the mighty Mississippi

The Transcontinental Railroad: The Track that Built America

The Golden Spike and the Transcontinental Railroad

How a Steam Locomotive Works (Union Pacific "Big Boy")

The First Transcontinental Railroad - The Achievement that United the USA

The Transcontinental Railroad and the Forgotten Chinese Workers Who Helped Build It

Bringing the Big Boy Back to Life

The Promontory Odyssey! - Finishing the First Transcontinental Railroad

Golden Spike National Historical Park in Utah - where two train lines met (35 of 419)

Hear that Train A' Comin

End of the Line

Underwater Constructions | How do Engineers Make Them?

Expanding the Transcontinental Railroad: History and Impact

Unleashing the Thunder: Transcontinental Railroad at Golden Spike Utah

Driving into the Past: A Tour of Utah's Transcontinental Railroad

'American Built:' The Transcontinental Railroad

History of American Railroads: Explained in 20 minutes

How This Train Changed The World

Transcontinental Railroad