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Top Tour Operators
Abyss Dive Center
Scuba & Snorkeling
Captain Hook's Marina & Dive Center
Scuba & Snorkeling, Water Sports, Boat Hire, Stand-Up Paddleboarding, Kayaking & Canoeing
  • Sorted by: Ranking
We found great results, but some are outside Marathon. Showing results in neighbouring cities.
Limit search to Marathon.
AquaVentures Eco Tours
#1 of 99 Outdoor Activities in Marathon
After planning our Keys trips around snorkeling and favorite restaurants for years we decided to try something we love back home, kayaking.
Our family did a lot of things during our December 2016 trip to the Keys, but among our favorite activities was the "Sampler" kayak/snorkeling experience with AquaVentures.
Tilden's Scuba Center
#12 of 99 Outdoor Activities in Marathon
Whether you are looking to dive, hunt lobsters, or just snorkel, we highly recommend the Tilden's team to provide you with a unique, friendly, and memorable experience.
Scuba Instructor Shaun and Captain Billy took our group of five scuba divers to one of the nicest reefs I have dived on.
Spirit Snorkeling
#13 of 99 Outdoor Activities in Marathon
They both made the trip fun, took good care of everyone, gave excellent instruction, provided clean quality gear, provided great music & snacks selection to set the mood for a perfect snorkeling day!
Excellent snorkeling trip with Captan Ray and Divemaster Kim...first, the boat is a catamaran which is the best for snorkeling IMO...makes for a more comfortable experience...the staff was very attentive to the gu...
Captain Hook's Marina & Dive Center
#15 of 99 Outdoor Activities in Marathon
Super nice and knowledgeable guys! Lee went above and beyond to make sure our family had an amazing snorkel trip and and amazing week in Duck Key.
Went out with Capt Mike from Hook's snorkeling we took the 12:30 trip great time guide had good knowledge of reefs an general area of Keys an ocean Provided all gear an even offered some snacks would highly recomm...
Starfish Snorkeling
#18 of 99 Outdoor Activities in Marathon
I am a bit of a coward when it comes to all things maritime, but my husband and I had a wonderful time snorkeling at Marathon with Starfish Snorkeling! Capt Scott and Mr Eric were wonderful guides and very funny!
Our family (grandma ,son &2grandsons(10 &8)had a great morning snorkeling on the starfish angie and the captain made everybody feel comfortable and safe would definitely go out with them again we had a blast !!top...
Abyss Dive Center
#29 of 99 Outdoor Activities in Marathon
It's a super-clean place and the owners are a husband/wife team who are living their dream - owning a scuba shop in the Keys!!
Amazing scuba experience!
Key Colony Beach Boat Rentals
#35 of 99 Outdoor Activities in Marathon
... experience we had! Mike delivered the boat the evening before our start date and showed us everything we needed to know to prepare us for our adventure out into the deep blue for our first adventure scuba-diving!
The boat had plenty of room and was perfect for storing diving, snorkeling and fishing equipment!
A Deep Blue Dive Center Key Colony Beach 2.6 km away
#4 of 11 Outdoor Activities in Key Colony Beach
I tried Scuba Diving for the first time and the staff were brilliant, any concerns or worries were instantly removed by the calmness and professionalism of all the staff, they made the diving experience brilliant...
We booked a family trip to snorkel/dive with A Deep Blue Dive Center, and I am extremely happy we did.
Hall's Diving Center
#39 of 99 Outdoor Activities in Marathon
Suzy was super in the dive center fitting our snorkeling gear and it was super easy on and off the boat.
I forgot my snorkel gear, so Randy helped me with some rental gear (the mask fit better than my own), and we were on our way.
A Deep Blue Dive Center
#41 of 99 Outdoor Activities in Marathon
Reef is one of the best in the keys and provides a perfect spot for both snorkelers and scuba.
We had a super fun day snorkeling with Cap'n Bob and his first mate Leslie.
Keys to the Keys Adventures
#55 of 99 Outdoor Activities in Marathon
... experience on the water sailing in key west, picnicking on the deck, sunset wine and cheese, snorkeling galore in teaming reef with absolutely zero other tourists we then continued our day tour into an incredi...
He made our half-day snorkeling trip to the Newfound Harbor SPA absolutely perfect.
Keys Huka and Scuba
#63 of 99 Outdoor Activities in Marathon
Marathon Dive Charters
#72 of 99 Outdoor Activities in Marathon
Lady Catherine Charters
#75 of 99 Outdoor Activities in Marathon
Middle Keys Scuba Center
#78 of 99 Outdoor Activities in Marathon
Dive Duck Key Duck Key 14.7 km away
#2 of 12 Outdoor Activities in Duck Key
All the staff from Dive Duck Key were so helpful and nice with BIG SHOUT OUT to Jason Schwenke for assisting our group of kids with finishing their final scuba dives for certification.
The crew provided careful instruction and directed three different activities (snorkeling, snuba and scuba) flawlessly.