Africa's Victoria Falls is one of the world's major waterfalls. The amount of water that plummets into the giant chasm in the vast plain below it can be as much as 500 million liters per minute. The mist creates showers down like rain. The waterfall generates many other breathtaking optical phenomena such as circular rainbows and moonbows that gleam in the moonlight. Using a special camera, this episode captures many of the waterfall's enthralling phenomena and explores the secrets behind the formation of this giant natural wonder.