Yerba Buena, Argentina

Capital City

With a population of 82,277, Yerba Buena is no sleepy provincial backwater. This rapidly expanding city in Argentina's Tucumán province has seen an average of two new homes built per day since 1996, catering to a growing class of country club residents. But beneath the veneer of urbanization lies a persistent challenge - the city is dotted with slums, a reminder that not everyone has benefited equally from Yerba Buena's breakneck development.

The main drag, Aconquija Avenue, is lively on weekends as locals and visitors seek out the shops, restaurants, and bars. Yet the city's growth has been uneven, with the most exclusive amenities reserved for residents of gated communities. For those willing to navigate Yerba Buena's divide between haves and have-nots, the city offers a taste of Argentine dynamism - but newcomers should brace for a bureaucratic headache.

If you're seeking an affordable launching pad to explore Tucumán's natural wonders, Yerba Buena could be worth a look. But those in search of a homogenous, middle-class haven should probably look elsewhere.