The City of Miami (pronounced /maɪˈæmi/ or /maɪˈæmə/) is a major city located on the Atlantic coast in southeastern Florida, United States. Miami is the county seat of Miami-Dade County, the most populous county in Florida. It is the principal city and the center of the South Florida metropolitan area, which had a 2008 population of 5,414,712; ranking 7th largest in the U.S.. The Miami Urbanized Area (as defined by the Census Bureau) was the fifth most populous urbanized area in the U.S. in the 2000 census with a population of 4,919,036. In 2008, the population of the Miami urbanized area had increased to 5,232,342, becoming the fourth-largest urbanized area in the United States, behind New York City, Los Angeles, and Chicago.

Miami is a well-known global city due to its importance in finance, commerce, culture, media, fashion, education, film, print media, entertainment, the arts and international trade. Known as The Gateway to the Americas, Miami is an international center for entertainment, education, media, music, fashion, film, culture, print media, and the performing arts.

Downtown Miami is home to the largest concentration of international banks in the United States as well as home to several corporate headquarters and television studios. Additionally, the metropolis' namesake port, the Port of Miami, is the busiest cruise ship passenger port in the world in both passenger traffic and cruise lines.