Historically, São Paulo has been treated a bit like an ugly duckling, long overlooked by travelers who are more interested in its vibrant sister city, Rio. And while São Paulo’s unfortunate associations with grey, urban sprawl are not inaccurate, the bustling metropolis has established itself in recent years as a cultural mecca. Brimming with a diverse population, South America’s largest city is also the continent’s de facto capital, and thus boasts world-class offerings, from gastronomy to muse...