Have you ever seen the falls run dry? Yes, it happened twice. March 29th, 1848, the falls ran dry due to in the upper Niagara River for about 20 hours. June 1969, U.S. engineers diverted the flow of the Niagara River away from the American side of the falls for several months. When the falls run dry, it looks like a desert. Recently, Russ Glasson stumbled across the pi...