Key Biscayne is a beautiful island town located in Miami-Dade County, Florida, USA. It is situated on a barrier island and is connected to the mainland by the Rickenbacker Causeway. The town is known for its stunning beaches, lush parks, and upscale residential neighborhoods. Key Biscayne is a popular destination for tourists and locals alike, offering a laid-back atmosphere and a wide range of outdoor activities. Visitors can enjoy swimming, sunbathing, and water sports at the island's pristine beaches, such as Crandon Park Beach and Bill Baggs Cape Florida State Park. The latter is also home to the historic Cape Florida Lighthouse, which offers panoramic views of the surrounding area.