Location and profile of the canal. the canal du midi is located in the south of france, in the departments of hérault, aude, and haute-garonne.. The chesapeake and ohio canal, abbreviated as the c&o canal and occasionally called the "grand old ditch," operated from 1831 until 1924 along the potomac river from. My boats and boatbuilding related content navigation page. good info on ropes, knots and mastmaking. expanded articles on characteristics of carbon fiber and kevlar..