Canal

A US warship in theSuez Canal

Some canals require blasting through rock

Acanalis awaterwaymade byhumans.For many centuries, canals have been built as a way of transporting heavy goods in barges orboats.Canals often connectlakes,rivers,oroceans.ThePanama Canalis a famous canal that connects theAtlantic Oceanwith thePacific Ocean.Many canals are reinforced withclayorconcreteon the sides and havelocks.

Other canals are used forirrigationorhydropower.