Havana, officially Ciudad de La Habana, is the capital city, major port, and leading commercial centre of Cuba. The city is one of the 15 Cuban provinces. The city/province has 2.1 million inhabitants, the largest city in Cuba and the second largest in the Caribbean region, after Santo Domingo. The city extends mostly westward and southward from the bay, which is entered through a narrow inlet and which divides into three main harbours: Marimelena, Guanabacoa, and Atarés. The sluggish Almendares River traverses the city from south to north, entering the Straits of Florida a few miles west of the bay.

Miami is a major city located on the Atlantic coast in southeastern Florida and the county seat of Miami-Dade County, the most populous county in Florida and the eighth-most populous county in the United States with a population of 2,500,625. The 42nd largest city in the United States, with a population of 433,136, it is the principal, central, and most populous city of the South {Florida} metropolitan area, the most populous metropolis in the Southeastern United States. According to the US Census Bureau, Miami's metro area is the seventh most populous in the United States, with an estimated population of 5,547,051 in 2009.