California Aqueduct and Ohio and Erie Canal, are located in which country?
California Aqueduct: The Governor Edmund G. Brown California Aqueduct is a system of canals, tunnels, and pipelines that conveys water collected from the Sierra Nevada Mountains and valleys of Northern and Central California to Southern California. Ohio and Erie Canal: The Ohio and Erie Canal was a canal constructed during the 1820s and early 1830s in the U.S. state of Ohio.
i don't know