Golden spike completes First Transcontinental Railroad at Promontory, Utah 150 years ago this hour #OnThisDay #OTD (May 10 1869)


Video: 'The Last Spike: A Trip to Golden Spike National Historic Site'

(Monday, May 10, 1869, 12:47 p.m. local time) — A golden spike was driven today in Promontory, Utah, marking the completion of the first transcontinental railroad in the United States.