Cochabamba, Bolivia - The first stop in our search is the Bolivian city of Cochabamba. It is home to around 700,000 people and aside from Spanish, the native language of Quechua is also spoken. Thanks to the businesses in Cochabamba, English is also becoming more commonly heard in the city.
|Iguaçu Falls, on the border between|
Brazil and Argentina
Pomerode, Brazil - The city of Pomerode is known as the most German city in Brazil, which unsurprisingly doesn't take much. However, Portuguese and German are popular languages there. In fact, German is so popular due to the heritage of the population that the local area is home to Oktoberfest celebrations every year.
Foz do Iguaçu, Brazil - Nestled on the border of Brazil and Argentina, the Brazilian city of Foz do Iguaçu has high numbers of both Portuguese and Spanish speakers, as one would expect. Due to immigration, Korean, Chinese and Arabic can also be heard, as well as any of the languages spoken by tourists visiting one of Brazil's most popular destinations.
Buenos Aires, Argentina - The capital of Argentina is home to people from all walks of life. Spanish is the main language of the Porteños but Italian, German, French and Arabic are the other main languages to be heard around the streets.
If we've missed any noteworthy multilingual cities in South America, tell us about them in the comments below!