El ferrocarril transcontinental (The Transcontinental Railroad)

A Transcontinental Railroad Spanning The United States Was Once Thought To Be Impossible. After A Practical Route Was Found, About 1,800 Miles Of Track Were Laid From Nebraska To California In Just 6 Years. This Railroad Changed The Nation, Connecting The East And West Coast And Making Travel And Communication Easier Than Ever. Readers Will Be Fascinated By The Amazing Tale Of This Railroad And The Striking Photographs That Support This Accessible Narrative.