Silencing Niagara Falls: New York plans to temporarily dry up the roaring cascade

Plans to repair old bridges envisage the falls’ waters being diverted for months. The only previous time it was done, rocks, coins and the odd body were revealedThe sound of Niagara Falls’ unmistakable belligerent roar as 85,000 cubic feet (2.4m liters) of water crash down to its rocky base every second quite literally takes one’s…