Queen of the Plate, Paris of the South, Tangopolis: the nicknames reveal why Buenos Aires doesn't disappoint. A beguiling conflation of European historic outpost and contemporary Latin American sprawl, BA – as expats call it – was once the capital of one of the world's wealthiest nations. Its French and Italianate buildings, graceful plazas and cultural life are the envy of most Old World cities. Thirteen million people live in Greater BA, its suburbs fanning out into the surrounding pampas. Read the full travel article here.