The Devil's Throat, as it's known, falls along the border of Argentina and Brazil and can be found in Iguazu National Park in Argentina. The waterfall is 1.7 miles across, and features a 269-foot drop of the Iguazu River.
Iguazu National Park
There are many great national parks outside the borders of the United States. Iguazú National Park in Argentina is one of them, and for good reason.