The Victoria Falls or Mosi-oa-Tunya (the Smoke that Thunders) is a waterfall situated in southern Africa on the Zambezi River between the countries of Zambia and Zimbabwe. the falls are, by some measures, the most enormous waterfall in the world, as well as being among the most unusual in form, and having arguably the most diverse and easily seen wildlife of any major waterfall site.

http://en.wikipedia.org/wiki/Victoria_Falls