What to do in Duck Key, FL

Activities, attractions and tours

Duck Key a Florida Key Island
Duck Key a Florida Key Island
Upscale waterfront homes Duck Key Florida
Every Sunset is amazing!
Every year we are blessed to go on a family adventure! This year was Key West #AquaTrove #NomadicSoul #TravelinLight #SharkAttack
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Duck Key Tourist Attractions & Activities

If you’re searching for an exciting holiday, count on Expedia.com.au to help you find interesting attractions, enlightening experiences, and tons of other fun things to do in Duck Key AU$54. From first-rate tours to incredible deals on sightseeing trips – our extensive selection of local things to do and places to visit is just a few clicks away.

It doesn’t matter whether you’re travelling alone, alongside your main squeeze, or with your favourite friends or family members, Expedia has the inside scoop on what to see and do while in this corner of the world. And our search tool makes it simple to score the best deals around. So regardless of if you are on a tight budget or prefer to spare no expense, you’ll find exactly what you’re looking for by browsing over 12 activities in Duck Key, Marathon.

The intuitive booking system here on Expedia.com.au makes planning your holiday easier—and more affordable—than ever before. And not only can you discover all the best Duck Key attractions from AU$54, but you can also book flights, hire cars, and reserve hotel rooms all in just a few moments. A world of wonder awaits you and your travelling companions. Count on Expedia.com.au to help you plan the holiday of your dreams, and you’ll have the time of your life.


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Top places to visit

1. Everglades National Park

Wander through miles of Everglades National Park’s tranquil wetland in search of mangrove forests, sawgrass prairies, orchids, alligators and crocodiles. Sunbathe on white sand beaches or kayak or bicycle to wildlife habitats.
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Everglades National Park showing forest scenes and wetlands

2. Sombrero Beach

Shady picnic areas, a carpet of white sand and dive sites just meters from the shore have helped cement this popular beach’s reputation as one of the best in the Florida Keys. Bring the family to Sombrero Beach to frolic in the calm water and enjoy beach activities or a barbecue.
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Sombrero Beach featuring a sandy beach and general coastal views

3. Seven Mile Bridge

Once among the longest bridges in the world, the Old Seven Mile Bridge connects Marathon with the southern Keys. Travel along the Overseas Highway to cross this feat of modern engineering and experience the sweeping vistas and incredible photo opportunities. Follow it out and keep going to Pigeon Key, where you can admire the snaking bridge from afar.
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Seven Mile Bridge showing general coastal views and a bridge

4. Curry Hammock State Park

Find yourself surrounded by mangrove swamps, thick tropical canopies and a variety of local wildlife as you explore Curry Hammock State Park. Spend a few days camping within the park and bask in the Florida sun on one of its many beaches.
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Curry Hammock State Park featuring a beach and a bay or harbour

5. Dolphin Research Center

For more than half a century, Grassy Key has been home to one of the most progressive and dedicated dolphinariums in the United States: the Dolphin Research Center. The facility comprises a series of enclosed lagoons covering more than 2 acres (0.87 hectares). Swim with the dolphins or learn how to communicate with these exceptional creatures as you discover their gentle and playful nature.
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Dolphin Research Center showing signage and a statue or sculpture

The Annual Holiday Sale

Members save up to 40% on hotels and homes. Plan this year’s big trip and save.

What to do in Duck Key


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