Key Biscayne offers a variety of activities and attractions that cater to different interests. One of the most notable destinations is Crandon Park, which features beautiful beaches, picnic areas, and nature trails. Visitors can enjoy the serene environment while taking in views of the ocean and lush landscapes.

Another key attraction is Bill Baggs Cape Florida State Park, known for its historic lighthouse. Exploring the park allows for leisurely walks along the beach or biking through scenic paths. The lighthouse itself can be toured, providing insight into the area's maritime history.

For those interested in sports, tennis and water sports are popular pastimes. The community hosts several tennis courts, and the surrounding waters are ideal for kayaking, paddleboarding, and sailing. Rentals and lessons are often available for both novices and experienced enthusiasts.

The Miami Seaquarium is also located nearby, offering an opportunity to learn about marine life through various exhibits and shows. Families often find this a rewarding experience, combining education with entertainment.

Dining options in Key Biscayne range from casual beachside eateries to upscale restaurants. Many establishments focus on fresh seafood and local cuisine, providing a taste of the area's culinary offerings.

Lastly, the natural beauty of Key Biscayne is enhanced by its diverse wildlife. Birdwatching and nature photography can be particularly rewarding, especially in areas like the mangroves and coastal habitats. Whether enjoying outdoor activities, exploring historical sites, or simply relaxing by the beach, Key Biscayne has something to offer for everyone.