Downtown Miami serves as the geographic core of the City of Miami metropolitan area, which is home to over 7 million people and ranks as one of top 30st largest metropolitan area in the world. Downtown Miami is a thriving area for both entertainment and business. Young professionals are attracted to this area and are the main segment buying property. People go to the American Airlines Arena at night for Miami Heat basketball games and high-profile concerts, while during the day it's busy with shoppers at outdoor malls, department stores, fine dining and jewelry stores. The Florida Grand Opera and Miami City Ballet provide performances in the Adrienne Arsht Center, while the Pérez Art Museum Miami features a collection of contemporary art. The region, which has a 19th-century heritage, is a major hub for business, finance, and culture in the Miami metropolitan area. Downtown Miami is home to several significant museums, parks, educational facilities, banks, corporate headquarters, courthouses, public offices, theaters, stores, and many of the city's oldest structures. It also contains the third-highest concentration of high-rises in the country.