Amid São Paulo's modern 1950s-era skyscrapers, the Gothic Martinelli Building is a welcome anomaly. Built in 1929 by Italian immigrant–turned-count Giuseppe Martinelli, it was the city's first skyscraper. The whimsical penthouse is worth checking out, and the rooftop has a great view. Building tours are by appointment only. Call to make a reservation, or fill out the online form.