The Three Borders Argentina, Brazil and Paraguay

​​The same waters that are passing through Iguassu Falls, making the borders between Argentina, Brazil and Paraguay 23 km downstream.  The Iguassu river ends into the Parana River that is the second-largest river in South America, just behind the Amazon River. 
Each of these countries has built a stone and cement obelisk on its territory painted with the colors of their respective flags. From this landmark, one has a panoramic view of each of the three countries.

The site in Brazil is run by a private company and they charge people to visit. There are facilities with a short local folk show focusing South American. The Building at the site looks like the Jesuit Missions run by the Jesuits, there is some information about the Jesuits and Spaniards, there is also a restaurant Cabeza the Vaca, kiosks with food and drinks and a gift shop. Limited buses from the site to Foz city in Brazil. Most of the people visit it during the evening. Tuesday to Sunday 2:00 p.m. to 10:00 p.m., admission US $9.00 

The site in Argentina is run by the Argentinean government and is free of charge. There is a short water show with lights. At the site, people find kiosks selling handcrafts, beverage. Street vendors selling handicrafts. There is also a hippie market with handcrafts. This place is only busy in the evening. During the day people are at the falls. The site is walking distance from Puerto Iguazu, downtown.