The thunderous roar of the American Falls and Bridal Veil Falls was silenced for six months in 1969, and photographers captured unique perspectives of the once-in-a-lifetime event.
Niagara Falls is one of the most powerful waterfalls in the world, with 4.5 million gallons of water flowing over the American and Bridal Veil Falls every minute.
But in 1969, the waterfall ran dry.
This section is not as big as the Horseshoe Falls, but two major rockfalls left massive boulders at the base of the American Falls, according to History.com. To further study these rockfalls, and potentially remove some of the larger boulders, the International Joint Commission decided to shut off the waterfall for several months, starting on June 9, 1969…