As well as being used to generate hydroelectricity, the dammed water was also used to irrigate three crops a year instead of just one.

BBC: Egyptian farmers (Getty Images)

Part of the somewhat neglected southern stretch of Kafue National Park, though, is dominated by Lake Itezhi-Tezhi, an inland sea created by the dammed Kafue River that has given rise to superbly scenic, land- and water-based wildlife-watching experiences.

BBC: Birding in Zambia��s wild