The World's Most Unusual Borders: You Won't Believe Where These Countries End
7.Argentina and Brazil
Border: Iguazu Falls
Area: 1,224 km² (total border length)
Estimated Gross Domestic Product: $1.013 trillion (Argentina) / $3.351 trillion (Brazil)
The breathtaking Iguazu Falls serve as a natural border between Argentina and Brazil, showcasing one of the world's most stunning natural wonders. Comprising over 270 individual cascades, the falls create an awe-inspiring display of nature's power and beauty. Designated as a UNESCO World Heritage site, Iguazu Falls offers a unique experience from both countries.
From the Brazilian side, visitors are treated to panoramic views of the vast cascade, allowing them to appreciate the full scale of this magnificent sight. Meanwhile, Argentina boasts the majority of the falls, including the iconic Devil's Throat, where the water plunges dramatically into a chasm, creating a mesmerizing spectacle.

Source: Argentina and Brazil By Enaldo Valadares via Wikipedia
The breathtaking Iguazu Falls stand as a magnificent natural wonder that unites Argentina and Brazil, symbolizing the convergence of two rich cultures. This stunning site not only showcases the incredible beauty of nature but also serves as a constant reminder of the cordial relationship between the two nations.
As visitors marvel at the powerful cascades and the lush surroundings, they are reminded of the shared heritage and mutual respect that characterize the interactions between Argentina and Brazil. The falls act as a bridge, fostering cultural exchange and cooperation, while highlighting the importance of preserving this natural treasure for future generations.