alls which started as atrickle. Using lasers you can get 3D of the river bed you can not get the depthsbecause of the sediment in the water. Niagara Falls is considered the first real tourist attraction, 11 millionpeople visit a year. Going over the falls in a barrel became a daredevils scheme.Fifteen people did the barrel trick and only ten people survived. Edison realizedthat the falls can be used to harness electricity. In 1938 the Honeymoon Bridgetwisted and swept away due to icing. In 1941 the first powerplant built on the fallsfell in. The cave of the winds was rebuilt 74 times the falls was called a remansaor wild and volatile place. People attempt suicide at the falls once a week everyyear there are 20 rescues from U.S. and Canada.In 1997 they trolled across the water using sonar and got the first pictureof the bottom. 5,000 years ago the flow was one tenth as low. Even today only aportion of the water is flowed over. The International Dam control, preserves thefalls and spreads out the waters. In 1969 the falls were turned off by man, it took10 million people to fix it and there was no guarantee. Eventually the falls will begone.I thought that the movie on the volcanoes was good and interesting, but for some reason Icould not get into the falls at all I just did not find it as interesting, however I would in my lifetime love to see the falls....
