Miami, officially the City of Miami, is a coastal city in the U.S. state of Florida and the county seat of Miami-Dade County in South Florida. It is the core of the Miami metropolitan area, which, with a population of 6.14 million, is the second-largest metropolitan area in the Southeast after Atlanta, and the ninth-largest in the United States. With a population of 442,241 as of the 2020 census, Miami is the second-most populous city in Florida after Jacksonville. Miami has the third-largest skyline in the U.S. with over 300 high-rises, 61 of which exceed 491 ft (150 m). Miami is a major center and leader in finance, commerce, culture, arts, and international trade. Miami's metropolitan area is by far the largest urban economy in Florida, with a 2017 gross domestic product of $344.9 billion. In a 2018 UBS study of 77 world cities, Miami was the third-richest city in the U.S. and the third-richest globally in purchasing power. Miami is a majority-minority city with a Hispanic and Latino population of 310,472, or 70.2 percent of the city's population, as of 2020. Downtown Miami has among the largest concentrations of international banks in the U.S. and is home to several large national and international companies. The Health District is home to several major University of Miami-affiliated hospital and health facilities, including Jackson Memorial Hospital, the nation's largest hospital with 1,547 beds, and the Miller School of Medicine, the University of Miami's academic medical center and teaching hospital, and others engaged in health-related care and research. PortMiami, the city's seaport, is the busiest cruise port in the world in both passenger traffic and cruise lines. The Miami metropolitan area is the second-most visited city or metropolitan statistical area in the U.S. after New York City, with over four million visitors in 2022. Miami has sometimes been called the "Gateway to Latin America" because of the magnitude of its commercial and cultural ties to Latin America. In 2022, Miami ranked seventh in the U.S. in business activity, human capital, information exchange, cultural experience, and political engagement.