Niagara Falls Shut Off 2024. Army corps of engineers dewatered the american falls—the smaller of the two main cataracts that make up niagara falls—to investigate the feasibility of. In the summer of 1969, america brandished its mastery over nature, landing a man on the moon.

In the summer of 1969, america brandished its mastery over nature, landing a man on the moon. But the water flowing over the american falls and canadian horseshoe falls is greatly reduced at night for power gene…