Argentina and Brazil
Iguassu (or Iguacu) Falls are on the border between Argentina and Brazil.
Iguacu falls is located in brazil
America do Sul or South America.
On River Iguaçu (Rio Iguaçu).
Iguacu National Park, Brazil.
Zambia and Zimbabwe
Two countries border Niagara Falls, which are Canada and the United States of America.
It's a National Park Tumbled by UNESCO as Humanity heritage in 1986.
It is incorrect to say that Niagara Falls "borders" any countries. The falls at Niagara are not a separate political entity. As such, the falls are not capable of having a border. Neither, for that matter, are the falls themselves the border between Canada and the US. The International Boundary between Canada and the US runs through the Niagara River, including over the falls.
The absolutely location of Iguazu Falls is 25.6867 degrees south and 54.4447 degrees west. The falls are located in Misiones Province, Argentina.
Niagara Falls shares a border with Canada and the United States. Niagara Falls belongs to both countries and is source of electrical power for both countries.
Iguazu Falls marks the border between Brazil and Argentina.