History of the Hudson River hundred years, various groups had sought to have a canal built between the Great Lakes and the Hudson River. This would link the frontier region of the United States to the Port of New York, a significant seaport during that time period as it is today. Construction of the canal began in 1817 and finished in 1825. Originally called "Clinton's Ditch", after NY Governor DeWitt Clinton, the canal proved to be a success, returning revenues of over $121 million after an initial construction cost of only $7 million. After the canal was built, freight could travel from many frontier cities,
Canal du Midi de Thau near the Mediterranean. Strictly speaking, ""Canal du Midi"" refers to the portion initially constructed from Toulouse to the Mediterranean — the Deux-Mers canal project aimed to link together several sections of navigable waterways to join the Mediterranean and the Atlantic: first the Canal du Midi, then the Garonne which was more or less navigable between Toulouse and Bordeaux, then the Garonne Lateral Canal built later, and finally the Gironde estuary after Bordeaux. Jean-Baptiste Colbert authorized the start of work by royal edict in October, 1666, with the aim of developing the wheat trade, under the supervision of Pierre-Paul