Marathon

Things to do in Marathon

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Top 10 attractions in Marathon

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Experiences you can't miss in Marathon

Featured Day tours in Marathon

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Marathon: Morning Mimosas Boat Tour with Swim Stop
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Duration: 2 hrs
Free cancellation
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From€75.23
Marathon Sandbar Excursion - Vacation Like the Locals Do!
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4.8/5
· 20 reviews
Duration: 4 hrs
Free cancellation
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From€99.99
Marathon: Guided Sunset Catamaran Cruise with Champagne
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5.0/5
· 1 review
Duration: 2 hrs
Free cancellation
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From€90.63
Florida: Sunset Champagne Cruise on the Marathon Mermaid
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Duration: 2 hrs
Free cancellation
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From€80.02
Marathon, Florida Keys: Sunset Cruise with Local Seafood
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5.0/5
· 2 reviews
Duration: 2 hrs
Free cancellation
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From€86.16
Small Group Max 12: Miami Everglades National Park Half-Day Tour
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Duration: 4 hrs
English
Free cancellation
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From€71.79
Key West Hop-On Hop-Off Trolley Tour
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4.5/5
· 420 reviews
Duration: 90 mins
English
Free cancellation
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From€49.90

Featured Water activities in Marathon

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Key West Dolphin Watch and Snorkel Tour - Eco Adventure
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4.7/5
· 1.1k reviews· 48 booked
Duration: 3 hrs
English
Free cancellation
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92.2% of travelers recommend
From€65.70
Key West Afternoon Reef Snorkeling with Open Bar
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4.8/5
· 145 reviews
Duration: 3 hrs
English
Free cancellation
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95.9% of travelers recommend
From€53.01
Key West Reef Snorkel – Morning Mimosas or Afternoon Margaritas
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4.3/5
· 124 reviews
Duration: 3 hrs
English
Free cancellation
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From€44.35
Half Day Snorkel Trip on Reefs in the Florida Keys
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4.8/5
· 905 reviews
Duration: 210 mins
Free cancellation
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94.7% of travelers recommend
From€67.30
Key West Full-Day Ocean Adventure: Kayak, Snorkel, Sail
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4.9/5
· 760 reviews
Duration: 390 mins
English
Free cancellation
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100 consecutive positive reviews
From€142.68
Key West Afternoon Snorkel Sail with Unlimited Cocktails!
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4.2/5
· 424 reviews
Duration: 3 hrs
English
Free cancellation
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From€44.83
Key West Parasailing - Next to Cruise Port with Amazing Views
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4.8/5
· 92 reviews
Duration: 50 mins
English
Free cancellation
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94.6% of travelers recommend
From€57.84
Key West's Island Adventure Sandbar Tour with Kayaking
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4.7/5
· 133 reviews
Duration: 210 mins
English
Free cancellation
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From€98.29

Featured City sightseeing in Marathon

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Key West1-day Tour [ROUND TRIP BUS TO KEY WEST]
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Duration: 10 hrs
English
Free cancellation
From€68.80
From Miami: Day Trip to Key West with Optional Hotel Pickup
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4.4/5
· 12 reviews
Duration: 15 hrs
Free cancellation
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From€43.07
Key Lime Pie: Historic Seaport Stroll Walking Tour
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Duration: 90 mins
Free cancellation
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From€49.34
Guided Bike Tour of Old Town Key West
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5.0/5
· 16 reviews
Duration: 2 hrs
Free cancellation
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From€52.95
Key West: History and Culture Southernmost Walking Tour
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4.9/5
· 9 reviews
Duration: 1.5 hrs
Free cancellation
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From€44.85
Key West: Old Town Trolley 13-Stop Hop-On Hop-Off Tour
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4.6/5
· 92 reviews
Free cancellation
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From€49.90
Key West: Hemingway's Life and Local Food Walking Tour
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5.0/5
· 1 review
Duration: 2 hrs
Free cancellation
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From€88.86

More things to do

Marathon Today's weatherPartly clear with showers 25-30℃
Marathon weather for the next 2 days11/10: 25-30℃, 11/11: 24-29℃

Free things to do in Marathon

What travellers say about Marathon

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M30***4124 December 2020
4.0
First time drive (round trip) on this drive, lots of beautiful scenery along the drive. Was a bit cloudy and strong wind so the water wasn't as clear and calm

Seven Mile Bridge

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D44***0014 January 2021
5.0
it was very fun, the fish bath was very interesting sounding but I ended up staying there for a long time, it was nice. beautiful scenery and birds and turtles and a fun little Muesam at the end!

Crane Point Hammock

Trip Moments in Marathon

Popular cities near Marathon

Frequently asked questions

What are the must-do things in Marathon?

Don't miss these attractions in Marathon: Turtle Hospital, Sombrero Beach, and Marathon Mermaid Charters. If you like Day tours, try Marathon: Morning Mimosas Boat Tour with Swim Stop. If you enjoy Water activities, try Key West Dolphin Watch and Snorkel Tour - Eco Adventure.

When choosing a tour, start with how much time you have and the kind of experience you're looking for. Trending options right now include Marathon: Morning Mimosas Boat Tour with Swim Stop, Marathon Sandbar Excursion - Vacation Like the Locals Do!, and Marathon: Guided Sunset Catamaran Cruise with Champagne. Check the real-time availability and itinerary before you book.

As of 9 November 2026, the reference price for day tours and activities in Marathon is around EUR 49.9 – EUR 99.99. Rates vary by duration, group size, transport, tickets, meals, and any special admission requirements. Before you book, please confirm the billing currency and whether the price is quoted per person or per group.

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Change and cancellation policies vary by attractions and tours. Please check the product details page for more information.

Ticket prices may vary between weekdays and weekends, as well as during peak and off-peak seasons. When booking with Trip.com, you can also use Trip Coins to get extra savings. For more tips on booking discounted tickets, please visit Trip.com for the latest information.