Under SXM | Underwater Snorkeling Park 2024

“Unveiling the Depths of St. Maarten: The Ultimate Underwater Adventure and Best Snorkeling Spot on the island!”

Dive into the amazing underwater world of Sint Maarten with “Under SXM,” known as the best snorkeling spot and top-notch underwater park. This cool attraction features over 300 artificial reef sculptures placed along a special trail on the ocean floor, making it a perfect spot for a fantastic snorkeling adventure.
Take a guided snorkeling or diving tour to explore these crafted underwater sculptures, which are mesmerizing art installations but also have an important function as homes for sea creatures. The trail is designed with spaces for marine life to grow, corals to thrive, and for fish to find hiding spots. Within the first month the park has seen lots of marine life making this their home.

Under SXM - Waterpark in SXM, Dive into the Culture of the Island - Best Snorkeling in SXM

Besides the awesome marine life, “Under SXM” lets you discover the island’s history and culture in the several sections within the water park.
From the historic Taino Village and lively Ponum Dance to the Resilience of the strong locals, the lively Carnival, and the Unity between the Dutch and French sides of the island – each part adds to the rich story of Sint Maarten & Saint Martin.
What are you waiting for? Dive into the Culture of SXM!

Book your snorkeling or diving tour and prepare for an unforgettable adventure with “Under SXM.” It’s not just about the sea life; it’s a blend of art, nature, and culture, making it one of the best tourist attractions in Sint Maarten.

How to get to Under SXM?

The sculpture park is located in Little Bay and is accessible via Divi Little Bay for which you can buy tickets below; the park is approximately 200 meters out from the shoreline and a boat will drop you off at the entry point. You can ONLY VISIT THE PARK WITH A TOURGUIDE, this in order to preserve the park and have people visit in an organized manner.

You can book a guided snorkeling or diving tour below in which you join a professional guide to show you and your party around. During the tour you learn a lot more about the sculptures and the cultural events they represent.

Book a guided snorkeling tour and visit the underwater park:

Be safe underwater and book a guided snorkeling tour from either Divi Little Bay or Simpson Bay Beach Resort. With both tours, you get on a boat and are dropped off at the entry point of the Waterpark.

  • Divi Little Bay – several days a week, $65 per adult and $35 per kid (Tuesday to Sunday)
  • Simpson Bay Beach Resort – once a week, $80 per adult and $45 per kid (Monday & Thursday)

We advise everyone to book in advance as the dive site also receives busloads of cruise-ship passengers, and during those times, there won’t be any tours available, so you won’t be able to book on the spot.

Click on the buttons below to see & book an available timeslot. We wish you a wonderful time underwater!

Divi Snorkeling Tour

Book a diving adventure tour to fully explore the underwater park & admire all its inhabitants:

Be safe underwater and book a guided diving tour; you can book the Discover scuba tour with no prior diving experience required – the certified instructors will guide you every step of the way.
Or book a diving package and choose between a refresher dive, a two-tank dive at one of the mesmerizing dive sites in SXM, or multiple dives and request to dive at “Under SXM” to explore the underwater park.
Aquamania Adventures operates these tours and will take you on a true adventure with their well-trained diving and snorkeling guides.

Best diving options to see the underwater park (overview):

  • Discover Scuba Dive: Leaving from Divi Little Bay or Simpson Bay Beach Resort – NO EXPERIENCE REQUIRED – $105 per person (Sun, Mon, Thu)
  • Double-Tank Dive: Leaving from Divi Little Bay or Simpson Bay Beach Resort. After booking, request that you like to dive at Under SXM -CERTIFIED DIVERS – $120 per person (Monday to Friday)
  • Multiple dives: Leaving from Divi Little Bay or Simpson Bay Beach Resort. Book multiple double tank dives and visit all the best dive sites of your choice, and ask to include the Under SXM -CERTIFIED DIVERS – between $48,50 and $60 per dive* (Monday to Sunday)

*The more dives you pre-book, the lower the price per dive becomes.

Click on the buttons below to see & book an available timeslot. We wish you a wonderful time underwater!

Under SXM | Little Bay, Sint Maarten, easy overview:

  • Unique We Are! SXM Special
    Book for exclusive rates on “We Are SXM”

  • Pricing from – to
    Adults $65, Kids $35

  • Working times
    The park is open 24/7

  • Address & Location
    Little Bay Sint Maarten, inbetween the Red Buoys

  • Email address
    info@undersxm.com

  • Conditions & Details
    Mention health conditions

  • Available Spots
    Not applicable

  • Clothing recommendation
    Swimwear, Coral Safe Sunscreen

  • Phone / WhatsApp
    +1 721 586 3243

Download the We Are SXM App. for GPS service & the Island Pocket Guide for all information offline.

  • We love learning and improving

  • Share your experience and positive feedback below
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Under SXM | Underwater Park
Average rating:  
 1 reviews
 by Mylène, Marie-Cassiopée and Anne-Gabrielle

We did it this morning. Wonderful !!! Then the guide took us to the immerged submarine and helicopter. The fish were swimming all around us, so close that they were almost touching our skin.