Argentina is the nearest foreigner country. I'm Only 611 km away from one border (International Bridge Comandante Andresito, beetween Capanema, Paraná, Brazil and General Belgrano, Missiones, Argentina), 670 km away from the most famous border (3 borders mark, Foz do Iguaçu, Paraná Brazil and Puerto Iguazú, Missiones, Argentina, but the nearest border is 560 km away beetween Barracão, Paraná, Brazil, Dionísio Cerqueira, Santa Catarina., Brazil and Bernardo de Irigoyen, Missiones, Argentina.