About This Tour
THIS TOUR DEPARTS FROM THE US. This amazing tour will show you the 1000 Islands like no one else can! Board the Night Heron, our incredible glass-bottomed boat for an unparalleled view of underwater life in the clean waters of the St. Lawrence River. Experience nature as our naturalist narrators spot ospreys, eagles, blue heron, deer, muskrats, minks, and loons that inhabit the 1000 Islands. Hear the history, legends and lore of the islands we pass by and shipwrecks we pass over. Docking at Rock Island for one hour guests may climb to the top of the Lighthouse for a birds eye view of the surrounding St. Lawrence Seaway. Visit the Lighthouse keeper’s cottage which is now a museum and gift shop to learn the history of the lighthouse and keepers who kept the lights burning. Walk the island and see the building once used to store whale oil for burning in the lighthouse.
Final price may vary. Check availability for exact pricing.
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Final price may vary. Check availability for exact pricing.
TopTours Insights
St Lawrence River - Rock Island Lighthouse on a Glass Bottom Boat Tour
This 2.8-hour tour takes you out on the St. Lawrence River aboard a glass-bottom boat, offering views of the underwater landscape. It's a good option for those seeking a relaxed pace and a unique perspective of the Rock Island Lighthouse. The inclusion of a restroom on board adds to the comfort of the journey.
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What's Included
What's Not Included
Additional Information
Meeting Point
• From Interstate 81 we are approximately 5 miles south of I-81 (Exit 56 south, Route 12) and the Thousand Islands Bridge. • From Watertown take Route 12 exit (Bradley Street) to Clayton, turn right at the Light, 39621 Chateau Lane is less than a mile on your left!
Special Instructions
• Boats are smoke free • Pets are not allowed on Rock Island • No passport required
Cancellation Policy
For a full refund, cancel at least 24 hours before the scheduled departure time.
✓ Free cancellation due to bad weather
Tour Operator
Clayton Island Tours, LLC
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Guest Ratings
Total review count and overall rating based on Viator and Tripadvisor reviews
Based on 98 verified reviews
Average rating
Guest Reviews Preview
See what other travelers are saying about this experience
Susan_D
Sep 13, 2025
Glass bottom fun
The glass bottom boat tour was absolutely...
Read full reviewP3943RIscotts
Aug 30, 2025
Great tour of the lighthouse and awesome tour guides
Touring the Rock Island Lighthouse was an amazing...
Read full reviewAudrey_H
Aug 25, 2025
Staff pleasant and...
Staff pleasant and knowledgeable, though the...
Read full reviewDreamer13111200449
Aug 16, 2025
Great Way to Spend Our Anniversary!
We had a great time! Both the captain and the...
Read full reviewNote: If you click on "read full review" you will be directed to Viator's tour page.
Frequently Asked Questions
Common questions about St Lawrence River - Rock Island Lighthouse on a Glass Bottom Boat Tour
Who operates this experience?
This experience is operated by Clayton Island Tours, LLC, a local water sports provider.
What's included?
This tour includes Sightseeing cruise by glass-bottom boat, Restroom on board, and Admission to Rock Island. Additional amenities and services are included. All inclusions are provided by the tour operator.
How long is this tour?
The experience lasts approximately 2.8 hours, giving you time to fully enjoy your chosen activity.
Can I cancel this tour?
Yes, you can cancel up to 24 hours before the scheduled departure time for a full refund. If weather conditions are unsafe, the tour may be canceled by the operator. In such cases, you'll be offered a refund or reschedule.
What should I bring?
We recommend bringing a swimsuit, towel, and sunscreen. All necessary equipment is provided by the tour operator.
Is this tour worth it?
Yes, this experience has a 4.7-star rating based on 98+ reviews, making it a highly rated option.
What to expect on this tour?
This water sports experience lasts approximately 2.8 hours and includes all necessary equipment and guidance. You'll have access to Sightseeing cruise by glass-bottom boat and more.
What's the best time to do this tour?
Morning and early afternoon are typically the best times for water activities, as conditions are usually calmer and visibility is better.
Do I need to know how to swim?
Swimming ability requirements vary. Life jackets and safety equipment are provided. Please check the tour details or contact the operator if you have concerns about swimming requirements.
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