Old Sacramento Historic District - View this location on map Situated on the lower Sacramento River, Sacramento s river port emerged in 1849-50 after the discovery of gold at Sutter s Mill, in Coloma, in the Sierra Nevada mountains. Sacramento then became the terminus for the Pony Express, the first transcontinental railroad, and the transcontinental telegraph. A large number of buildings dating from the 1850s to the 1880s remain in the original business district. 111 I I Street, Sacramento, California Historical

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