Marathon, FL, is a hidden gem in the heart of the Florida Keys, offering sun-soaked beaches, vibrant marine life, and charming island culture. Whether you’re seeking outdoor adventures, wildlife encounters, or simply a relaxing escape, Marathon has something for everyone.
To help you plan the perfect trip, we’ve compiled 12 must-see attractions that showcase the best of this tropical paradise. Our guide highlights top hidden gems and popular things to do, including spots like beaches, parks, and historic sites you must visit.
1. Sombrero Beach

Photo Credit: Erika Cristina Manno
Sombrero Beach is a slice of paradise in the Florida Keys. With its soft, white sandy beaches and stunning ocean views, it’s a perfect spot for sunbathing and relaxation.
Perfect for Families
Families will find plenty to keep everyone entertained, including a private beach, playgrounds for kids, volleyball courts for teens and adults, and a shaded park area with picnic pavilions, ideal for family outings and offering a break from the sun when needed.
Some of the Best Snorkeling in the Keys
One of the highlights of Sombrero Beach is its fantastic snorkeling opportunities. The clear waters allow visitors to explore coral reefs teeming with vibrant marine life. Imagine diving into the turquoise waters and swimming alongside schools of tropical fish at Sombrero Reef. It’s an experience you won’t want to miss. And if you’re lucky, you might even spot a sea turtle in its natural habitat!
2. Florida Keys Aquarium Encounters
At Florida Keys Aquarium Encounters, you get to dive into the underwater world without getting your feet wet. This interactive aquarium offers hands-on experiences that bring you face-to-face with a variety of marine species, including stingrays, sharks, and tropical fish.
Hands-On Ocean Fun
This is the kind of place where learning feels like play. Guided tours bring the story of marine conservation to life, showing how delicate ecosystems work and what each of us can do to protect them. Kids and adults alike leave inspired, having gained a deeper connection to the ocean’s wonders.
Snorkel Without Getting Wet
For a truly unique experience, step into the aquarium’s immersive snorkeling programs. Swim “alongside” coral reefs in a safe, controlled environment, observing fish, rays, and other fascinating sea creatures as if you were exploring the ocean itself. Whether it’s your first snorkeling adventure or you’re a seasoned enthusiast, this is an unforgettable way to experience Florida’s underwater world.
3. Crane Point Hammock
Crane Point Hammock is a nature lover’s paradise. Spanning 63 acres, this beautiful area is located by the Overseas Highway in Marathon.
Nature Meets History
This isn’t just a nature preserve—Crane Point is steeped in history. Explore the historic Florida Keys homestead, visit museum exhibits showcasing life in Marathon from decades past, and stroll through botanical gardens featuring rare native plants. The combination of natural beauty and historical charm makes every visit both relaxing and enriching.
Birdwatcher’s Paradise
For bird enthusiasts, Crane Point Hammock is a treasure trove. Keep your binoculars ready for sightings of egrets, herons, and other exotic species that call the preserve home, turning a simple walk into a wildlife adventure.
Whether you’re hiking, taking photographs, or simply soaking in the calm beauty of the Keys, Crane Point Hammock offers a refreshing, immersive experience that connects you with both nature and history.
4. Curry Hammock State Park
Curry Hammock State Park is a playground for adventurers and nature lovers alike, where sprawling mangroves meet crystal-clear waters and wide-open skies. Kayak or paddleboard through calm channels, keeping an eye out for dolphins playing in the distance, curious herons wading along the shore, or starfish clinging to submerged rocks.
Adventure on Land and Water
For those who prefer solid ground, scenic hiking trails wind through hardwood hammocks and coastal vegetation, offering glimpses of the Florida Keys’ unique wildlife. Whether you’re walking, jogging, or biking, every trail reveals the park’s natural beauty, from towering mangroves to hidden tidal pools.
Wildlife and Ecosystems
Curry Hammock is a living classroom. Mangroves, seagrass beds, and rockland hammocks support a rich diversity of wildlife—everything from fiddler crabs and butterflies to colorful tropical birds. Every visit is a chance to witness the delicate balance of the Keys’ ecosystems up close.
Learn and Connect
Educational programs offer insights into the park’s habitats and conservation efforts, giving visitors a deeper understanding of Florida’s unique environment. Whether you’re seeking adventure, relaxation, or inspiration, Curry Hammock State Park offers an unforgettable escape into the natural wonders of the Keys.
5. Seven Mile Bridge

Photo Credit: Mia2you
The Old Seven Mile Bridge is more than just a means of connecting Marathon to the Lower Keys; it’s an iconic symbol and a marvel of engineering. This historic bridge offers a variety of experiences for visitors, including photography, fishing, walking, and biking.
Walking and Biking
Walking or biking along the Seven Mile Bridge provides a unique perspective of the Florida Keys. The expansive views of the surrounding waters are breathtaking, making it a memorable experience for all who visit. Whether you are an avid photographer or just looking for a scenic spot to enjoy, the Seven Mile Bridge is a must-see attraction in Marathon, Florida.
6. The Turtle Hospital
The Turtle Hospital in Marathon focuses on rehabilitating endangered sea turtles and is committed to their conservation.
Guided Tours
This unique facility, the marathon turtle hospital, offers guided tours where visitors can learn about the different species of sea turtles and their characteristics, feed permanent resident turtles, and gain a deeper understanding of the challenges faced by these incredible creatures.
The Turtle Hospital’s efforts play a vital role in marine conservation, making it an essential stop for anyone visiting Marathon. The educational presentations and hands-on experiences offered here are both informative and inspiring, emphasizing the importance of protecting our marine life.
7. Marathon Wild Bird Center
The Marathon Wild Bird Center is a sanctuary for bird enthusiasts and animal lovers alike. Here, visitors can witness birds like ospreys, pelicans, and roseate spoonbills up close. The center’s mission is to rescue and rehabilitate injured birds, playing a crucial role in local wildlife conservation.
Up-Close Encounters
Walk along shaded paths as volunteers share fascinating stories about each bird’s journey to recovery. Watch the birds stretch their wings, preen, and even interact with each other, offering a dynamic glimpse into their behavior and personalities.
Conservation in Action
Every visit highlights the importance of protecting local wildlife and habitats. Educational programs teach visitors about rehabilitation efforts, local ecosystems, and how humans can help preserve Florida’s diverse avian populations.
8. Dolphin Research Center
The Dolphin Research Center is a must-visit for anyone interested in marine mammals. This nonprofit organization focuses on education and research, offering interactive programs like swimming with dolphins and spending time with sea lions. These experiences provide a unique opportunity to learn about and interact with marine animals in a safe and controlled environment.
Educational Programs
Educational programs at the Dolphin Research Center emphasize the importance of marine conservation and the role we all play in protecting our oceans. The center also conducts cognitive and behavioral studies to better understand dolphin intelligence and communication, making it a fascinating destination for both kids and adults.
9. Pigeon Key Island
Pigeon Key is a small, historic island in the Florida Keys that offers a variety of outdoor activities. Visitors can reach Pigeon Key by ferry or by walking along the historic old Seven Mile Bridge.
Keys History
The island’s rich history is tied to the construction of the overseas railroad in the early 1900s, adding a layer of historical intrigue to your visit. Visitors can enjoy snorkeling directly from the beach and fishing off a designated pier.
It’s also possible to enjoy wildlife viewing, including various bird species and marine life that inhabit the surrounding waters. Whether you are interested in history, outdoor activities, or simply enjoying the natural beauty of the Florida Keys, you can visit Pigeon Key Island, a destination worth exploring.
10. Bahia Honda State Park

Photo Credit: David A Litman
Bahia Honda State Park is often hailed as one of the crown jewels of the Florida Keys – renowned for its stunning beaches and crystal-clear waters. The park features multiple beaches, each offering unique experiences. Calusa Beach and Loggerhead Beach, for example, are known for their picturesque views and clear waters, and they provide ample space for visitors to unwind and engage in activities like fishing and kayaking.
Snorkeling and Marine Life
Beneath the calm surface lies a hidden world of coral reefs teeming with life. Snorkelers can encounter colorful tropical fish, delicate coral formations, and the occasional curious sea turtle. The clear waters make every swim feel like an intimate encounter with the ocean’s wonders.
11. Long Key State Park
Long Key State Park, just 15 minutes from Marathon, is a paradise for nature enthusiasts. It features two extensive nature trails that allow visitors to experience the diverse plant and wildlife habitats unique to the Florida Keys. Bird-watching opportunities are plentiful in the park, providing habitats for various bird species and making it a favorite spot for bird watchers. Additionally, the nature trail offers a unique perspective on the local ecosystem.
Pristing Kayaking
Kayaking along the park’s natural shorelines offers a chance to observe wildlife in the mangroves and shallow waters. Whether you are interested in hiking, bird watching, or kayaking, Long Key State Park provides a beautiful setting to spend time on outdoor activities and a chance to connect with nature.
12. Looe Key Reef
Looe Key Reef is a must-visit for snorkeling enthusiasts. Snorkeling trips at Looe Key typically offer two departures daily, allowing visitors to explore the vibrant coral reefs during the morning or afternoon. These trips provide opportunities to see diverse marine life and enjoy stunning underwater scenery.
Book a Snorkeling Tour
For an unforgettable underwater adventure, consider booking a snorkeling tour with Captain Hook’s Marina & Dive Center in Big Pine Key. They offer daily trips to Looe Key Reef.
Frequently Asked Questions
What are the best activities to do at Sombrero Beach?
Sombrero Beach is perfect for sunbathing, snorkeling, and playing beach volleyball, with a kids’ playground and great picnic spots to enjoy. It’s a family-friendly spot where you can soak in those stunning ocean views!
How can I get to Pigeon Key Island?
You can easily reach Pigeon Key Island by taking a ferry or by walking the scenic Old Seven Mile Bridge. It’s a fantastic spot for snorkeling, fishing, and enjoying nature!
What types of marine life can I see at Florida Keys Aquarium Encounters?
You’ll love the variety of marine life at Florida Keys Aquarium Encounters, where you can see stingrays, sharks, and colorful tropical fish. Plus, the hands-on experiences like feeding the animals and snorkeling make it an unforgettable visit!
What makes the Turtle Hospital unique?
The Turtle Hospital stands out because it’s focused on rehabilitating and conserving endangered sea turtles, allowing visitors to learn and engage with these amazing creatures while supporting marine conservation. It’s a unique experience where you can get close to turtles and contribute to their care!
What outdoor activities are available at Curry Hammock State Park?
Curry Hammock State Park is a great spot for kayaking, paddleboarding, kiteboarding, and hiking, all while soaking up the beautiful mangrove swamps and seagrass beds. It’s a perfect outdoor getaway for nature lovers!
Explore Marathon’s Most Popular Attractions
Marathon, FL, is a treasure trove of attractions waiting to be explored. From the pristine beaches of Sombrero Beach and Bahia Honda State Park to the interactive experiences at Florida Keys Aquarium Encounters and the Dolphin Research Center, there is something for everyone in this beautiful part of the Florida Keys.
Whether you are an adventure seeker, a nature lover, or simply looking to relax and unwind, Marathon, FL, has it all. Book your accommodation and plan your visit today to discover the best that this stunning destination has to offer.