Rome, New York Canal. On July 4, 1817 construction on the canal began in Rome. The Erie Canal reaches a summit in Rome, attaining an elevation of 420 feet. The first phase was completed in 1825, connecting the Hudson River by waterway to the Great Lakes. It resulted in an increase in trade and traffic between communities around the Great Lakes and New York City, stimulating development along the route. Jesse Williams founded the first cheese factory in the United States at Rome in 1851. Williams also developed the process used today for large-scale cheese manufacturing. There were numerous dairy farms in the
Thames and Severn Canal and remains the fourth longest. There were always problems with water supply, as no reservoirs were built, while the summit section near the tunnel ran through porous limestone, and there were constant difficulties with leakage. Competition from the railways took much of the canal's traffic by the end of the 19th century, and most of the canal was abandoned in 1927, the remainder in 1941. Since 1972, the Cotswold Canals Trust has been working to restore both the canal and the Stroudwater Navigation, so that it can again provide a navigable link between the Thames and the Severn. A number