evidence: Brazilian Island facts for kids Brazilian Island (Portuguese: Ilha Brasileira; in Standard Spanish: Isla Brasileña; in Portuñol/Portunhol: Isla Brasilera) is a small uninhabited river island at the confluence of the Uruguay River and the Quaraí (Cuareim) River, between the borders of Argentina, Brazil and Uruguay, which is disputed by the two latter countries. The island is approximately 3.7 km (2.3 mi) long by 0.9 km (0.6 mi) wide, and it is located at 30°10′56″S 57°37′43″W / 30.18222°S 57.62861°W. [...] In Spanish: Isla Brasilera para niños - Masoller - Uruguayan village located next to another disputed area on the Brazilian border.