Lying on the border between Argentina and Brazil, the falls on Iguazu River constitute the largest waterfalls system in the world.
Welch, Claude Emerson
Paraná (Brazil : State)
Is Part Of
Welch, Claude Emerson, “Iguazu falls,” Digital Collections - University at Buffalo Libraries, accessed March 23, 2018, https://ubdigit.buffalo.edu/items/show/89823.