Niagara Falls, United States
The name “Niagara Falls” encompasses three enormous waterfalls that border Canada and the state of New York. Located on the Niagara River, the falls combined form the highest flow rate of any waterfall in the entire world. In fact, about 750,000 gallons of water barrel over Niagara Falls at any given minute! Niagara Falls State Park offers the opportunity to witness this amazing wonder.
Photo source: Paradise in the World