On May 10, 1869, a golden spike was driven in a ceremony in Promontory, Utah, marking the completion of the first transcontinental railroad in the United States.

On May 10, 1869, a golden spike was driven in a ceremony in Promontory, Utah, marking the completion of the first transcontinental railroad in the United States.

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On May 10, 1869, a golden spike was driven at Promontory, Utah, marking the completion of the first transcontinental railroad in the United States.