the best-selling guide to Argentina's vibrant capital local author reveals the hottest bars and clubs, trendy restaurants, new shops and unique hotels features more maps than any other guide to the city, plus extra coverage on popular side trips into Uruguay the 'Paris of South America', Buenos Aires annually attracts 6.5 million visitors Buenos Aires gets its name from the breezes that sweep in over the Rio de la Plata the city's residents, portenos (literally 'residents of the port') are known for being proud or downright arrogant the tango started in the city's brothels in the late 19th century but didn't become widespread until it became popular in France the neighbourhood La Boca has the city's most colourful houses and is the birthplace of the legendary Boca Juniors soccer (football) team. Buenos Aires has one of the highest rates of plastic surgery and psychotherapy in the world.