The Dnieper Hydroelectric Station in Ukraine was built in the 1920s to harness the power of the Dnieper River; the dam created the Dnieper Reservoir behind it.
The Ord River Dam provides irrigation for 150km² of farmland in Western Australia and created Lake Argyle - Australia’s largest man-made lake.
Billions of dollars have been spent turning the Mississippi-Missouri into one of the most managed rivers in the world.
The Narmada Valley Project proposes a series of dams along the Narmada River to provide irrigation and hydroelectricity for the region.
Wivenhoe Dam on the Brisbane River was built after the 1974 flood to protect Brisbane; its lake can hold more water than Sydney Harbour.
The Glen Canyon Dam, to the north-east of the Grand Canyon, is the second largest dam on the Colorado River.