Things to do in Duck Key
Activities, attractions and tours
Visit Duck Key
Browse Duck Key activities by category
Explore thousands of activities with free cancellation and no added fees.
Design your experience with airport transfers, excursions, day tours & more.
Get an insider's look in what to book before you travel.
What to do in Duck Key
Popular places to visit

Sombrero Beach
Play beach games; go swimming, kayaking or snorkeling; and lounge in the sun at one of Marathon’s most visited beaches.

Seven Mile Bridge
Walk, jog, cycle or drive across one of the longest bridges in North America to take in the scenic ocean views it provides.

Vaca Key
Commune with nature and explore the great outdoors at Vaca Key during your travels in Marathon. Stroll along the beautiful beaches or discover the area's beautiful sunsets.

Dolphin Research Center
Learn about the playful nature of dolphins before swimming alongside these clever marine mammals at this entertaining research facility.

Curry Hammock State Park
Go camping near mangroves, bird-watching beneath a thick canopy or kayaking between the islands of this scenic state park in the Middle Keys.

The Turtle Hospital
Explore the campus of The Turtle Hospital during your stay in Marathon. Stroll along the area's seaside, or simply savor its seafood restaurants.

Crane Point Museum and Nature Center
You can spend an afternoon exploring the galleries in Crane Point Museum and Nature Center in Marathon. Discover the area's beautiful sunsets, or seek out its jogging trails.

Crawl Key
Commune with nature and explore the great outdoors at Crawl Key during your travels in Marathon. Stroll along the area's beautiful beaches, or simply savor its seafood restaurants.
Coco Plum Beach
Why not spend a lazy afternoon at Coco Plum Beach during your trip to Marathon? Discover the area's beautiful sunsets, or seek out its jogging trails.
- Hotels near Everglades National Park
- Hotels near Sombrero Beach
- Hotels near Long Key State Park
- Hotels near Captain Hooks Marina and Dive Center
- Hotels near Robbie’s of Islamorada
- Hotels near Marathon Visitor Center
- Hotels near Keys Cable Park
- Hotels near Sombrero Key
- Hotels near Shady Palm Art Gallery
- Hotels near Marathon Air Museum