Fisher Island Resort – Miami
Part of the onetime estate of William Vanderbilt, these Mediterranean-style cottages, villas and suites are on a private island in Biscayne Bay.
The resort is accessible via a 24-hour ferry, and offers a 9-hole golf course and 18 tennis courts. Other amenities include a saltwater pool, a full-service spa and a fitness center offering private instruction. Dining options range from Italian to American comfort fare.