Tuesday, August 23, 2011

Niagara falls

The Niagara Falls are the most powerful waterfalls in North America  and forms the international border between the Canadian province of Ontario and the U.S. state of New York.

The Horseshoe Falls drop about 173 feet (53 m) and are 2,600 feet (790 m) wide. The volume of water approaching the falls can be as much as 202,000 cubic feet (5,700 m3) per second.