Eyewitness S02 E06 Pond and River

"See the world as never before"

Why did the U.S. Army go into battle with the Mississippi? What animal has the curious habit of climbing waterfalls? POND & RIVER takes you on a twisting journey down the great rivers of the world, pausing to visit the thriving realm of the freshwater pond. Travel upstream to find civilization's source - then down again to see the key to our very survival.