Panama

Canals have been used for thousands of years. In the 3rd century the Chinese began building canals, the longest of these early canals was more than 1000 miles long. The Lock system uses a series of chambers that can be . (Britannica(no date)) Romans built huge canals mainly for military transport. Making it the longest artificial waterway in the world. Grant sent seven expeditions to study the feasibility of digging the cannel. As travel and trade in the Western Hemisphere increased the need for a canal grew increasingly more important. They started out in early civilization in the middle east as a way to bring water to the city and to water their crops. By the twelfth century 85% of all Medieval European travel was by waterway. A New York to San Francisco journey measured more than 13000 miles and took months to complete. To sail from the Atlantic to the pacific, ships navigated around the Cape Horn. History Of Canals A canal is an artificial waterway built for navigation, crop irrigation, water supply and drainage. The canals construction was badly needed. This was a long and very dangerous trip especially around the tip of South America. ( Britannica(no date)) The greatest invention in canal construction came along 1373.