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Private Snorkeling, Sunset & Bioluminiscent Bay Swim Boat Tour

4.6 Great 56 reviews
|
9h
|
English, Spanish
Free cancellation Private tour Instant confirmation Live guide

Ratings & Reviews

4.6
56 reviews
5
49
4
2
3
0
2
0
1
5
Ratings collected from Guidekin & Viator & Tripadvisor

Guidekin's take

One party, a whole day in our Private Tours comparison.

Trade-off: Per person for the day; moon and weather decide.

Last checked: September 19, 2026. Commissions never affect our verdicts.

Overview

Guidekin summary

A private full day for one party: snorkeling in the cays, sunset on the water and a swim in a bioluminescent bay, with a filmed record of the glow when conditions allow and a dinner table reserved for you. Priced per person for the whole day, and it lives or dies by the moon and weather. 4.61 from 56 reviews at €797 per person.

From the guide

Mystic Waters Under the Sun & Stars is the most intimate and cinematic way to interact with nature, an experience unlike any other in Puerto Rico. More than a tour, this is the first and only private, fully guided, snorkeling, sunset and bioluminescent swim experience in the Puerto Rico. Safe even for non-swimmers, toddlers, and seniors, it’s a rare adventure where comfort, storytelling, and nature’s magic unite. Every step of the way, your expert guide and host — Carlos Alexis, Puerto Rico’s most respected private historian and bioluminescence filmmaker, ensures you’re not just witnessing nature’s wonders, but immersed in them: safely, comfortably, and meaningfully.

Includes Snorkeling gear and High-End Professional Video Capture of Your Swim Using National Geographic-Level Gear when conditions allows it.

As seen in ABC Caribbean, Ritz Experiences, and St. Regis Experiences

The Same Experience Booked by Professional Athletes, Hollywood Stars, and Corporate Executives

Tour options

The operator sells this tour in 3 versions. Prices are the operator's current list for two travellers; the calendar shows the exact figure for your date and party.

Private Sandbar Party & Biobay

from €797 / person (for 2+ people)
Guide: Spanish, English

Private: This is a private tour and both your road and water vehicles are reserved to be used only by your party.

What this option includes

Sandbar Party: Enjoy Puerto Rico's favorite sandbar party and then swim in the bioluminicent bay.

Drinks: Softdrinks, beer and rum included.

Snorkeling, Sunset & Biobay

from €797 / person (for 2+ people)
Guide: Spanish, English

Bioluminescent Swim Boat tour: Private Bioluminescent Boat tour with 1.5hrs to swim in the gowing waters of La Parguera's Papayo Bay.

What this option includes

Duration: 8 hours

SJ-La Parguera-SJ: Duration includes 2hrs transportation to La Pargura and 2 more to San Juan. Rio Grande and Dorado pickups must be arranged.

Tour times: This tour starts at 9pam from SJ and boal sails at 11:30am

Rainforest waterfalls addition

from €1019 / person (for 2+ people)
Guide: Spanish, English

State Rainforest Waterfalls: This package offers the opportunity of visiting arguably the most beautiful and private waterfall in Puerto Rico.

What this option includes

Duration: 12 hours

Water and soft drinks

Central Mountain Range: You will cross the central mountain range and see what almost no visitor gets to see, our central Sierra.

Private Transportation : Mercedes SUV or Minivan. Or 14 seaters high roof custom Ford Transit.

Aditional Info: This tour starts at 10am adding 4 hrs to do the Rainforest waterfalls and then the Snorkeling, Sunset & Biobay Swim.

Schedule & Availability

Runs daily
Departures: 10:00, 14:00
Available year-round

This tour runs daily, departing at 10:00, 14:00. It runs year-round. These are the operator’s scheduled departures, not a live seat count: availability is confirmed at checkout. Schedule last checked September 19, 2026.

What's Included

Film of biokumunscent swim is conditio mns dependant and is an added bonus to this experience.
hosted by Carlos Alexis, Puerto Rico’s most respected private historian & bioluminescence filmmaker.
Back on shore, you’ll change into dry clothes and share laughter after your magical experience,
Use of our hypoallergenic silicone gear to safely and comfortably explore the cay's surroundings while the sun still shines through the mangroves.
Sodas and water will be available during the whole tour
Luxury Road Trip Across 9 Towns — Enjoy and Learn About the Island’s Ever-Changing Landscape
Professional Video Capture of Your Swim by Carlos, when conditions allows it

What's Not Included

Gratuities
Back on shore, your dinner awaits; warm, fresh, and locally inspired. You’ll savor the flavors of Puerto Rico, thoughtfully served at a table reserved just for you.

Itinerary

Cayo Caracoles Stop 1
At the dock, a certified USCG captain awaits with your pontoon boat — chosen for its comfort, stability, and enhanced bioluminescence visibility. After a brief safety orientation, you’ll cruise toward a paradisiacal cay nestled in crystal-clear, waist-deep waters, ideal for gentle, stress-free snorkeling and floating. Families find joy in the playful ease of it all. Couples share a golden horizon in quiet intimacy and wonder. Seniors float effortlessly, without needing to exert themselves, with beauty and ease. At the Cay, Carlos Alexis will show you around the surrounding channels, where the gentle current behaves like a lazy river. He’ll even take you snorkeling to the back of the cay using our hypoallergenic silicone gear while the sun still shines through the mangroves — always making sure you stay safe and secure. As golden light shimmers on the water’s surface, the sun dips below the horizon as Mother Earth’s prelude to her most magical act and the night’s main attraction.
3h
Admission included
La Parguera Bioluminescent Bay Stop 2
As night falls, your boat drifts into Papayo Cove, where Carlos Alexis begins with a historical and scientific briefing about the bay, and the real stars of the show: the dinoflagellates. Then, he leads the way into the water that appears still and dark — until he touches it. Then… it glows! He will teach you how to elicit the glow so the bioluminescence reaches its full peak. Once you’ve mastered the glow, he gently guides you under the boat’s deck, where the glow intensifies, revealing the full magic of this sacred bay. Once you feel confident and safe, Carlos returns aboard the pontoon and transforms into your filmmaker and director, using the ultimate tool to capture this elusive phenomenon: Sony’s advanced ZV-E1 AI camera system. He documents your interaction with the dinoflagellates — a sacred, cinematic encounter captured in a way only he can. Whether you see it as a scientific marvel, nature’s magic, or a divine encounter, you’ll feel changed — reborn by water and wonder.
1h
Admission included
La Parguera Stop 3
Back on shore, your dinner awaits — warm, fresh, and locally inspired. You’ll change into dry clothes, share laughter after your surreal and magical experience, and savor the flavors of Puerto Rico, thoughtfully served at a table reserved just for you, giving you a chance to digest the night’s unforgettable magic. After dinning, the return drive is peaceful. Children drift to sleep with smiles, still glowing from the bay. Couples sit hand-in-hand in silence, still glowing inside. And seniors rest deeply, their hearts full and content knowing they’ve lived something few ever will. As you arrive back at your hotel, your footage is safely backed up. And in just a few days, you’ll receive a professionally edited cinematic keepsake of your bioluminescent swim — one of the rarest and most beautiful moments a traveler can capture anywhere in the world.
1h

Departure & Return

Start point

Arrive to the Vanderbilt's lobby and head towards the bar area. Carlos Alexis himself will be waiting for you there to welcome and take you to the most magical and unforgettable experience in all Puerto Rico.

End point

Arrive to the Vanderbilt's lobby and head towards the bar area. Carlos Alexis himself will be waiting for you there to welcome and take you to the most magical and unforgettable experience in all Puerto Rico.

Additional Information

  • Infants and small children can ride in a pram or stroller
  • Service animals allowed
  • Suitable for all physical fitness levels

Cancellation Policy

For a full refund, cancel at least 24 hours before the scheduled departure time.

1+ daysFull refund
0-1 daysNo refund
From € 797 / person