Cruise the St. Lawrence River by glass-bottom boat and explore Rock Island Lighthouse
2 hours and 45 minutes
Rock Island admission, Guide
No alcohol, smoking, or pets (service animals only) on the boat. Boats are covered with windows that roll up or down in inclement weather.
Please notify us at least 24 hours prior to departure to receive a full refund.
Arrive at least 30 minutes before departure. Check in at the ticket booth (boarding passes are issued only on the day of departure), then be ready to board 15 minutes before departure.
Stop at Rock Island Lighthouse State Park for about 1 hour. Your captain will tell you when to re-board so the tour can continue.
Bring your own food and beverages on board, but do not bring alcohol.
39611 Chateau Lane, Clayton, NY 13624
Rock Island Lighthouse State Park sits like a hidden gem in the middle of the St. Lawrence River, a storied island where one of the most iconic lighthouses of the Thousand Islands region still stands watch over passing ships. Reached by boat from Clayton, this park combines maritime heritage with the quiet beauty of an island setting, making it a memorable highlight of any glass bottom cruise through these waters. The Rock Island Lighthouse, built in the 1800s, once guided steamers and freighters along the busy shipping channels, and today its preserved keeper's house and tower offer a tangible connection to the river's seafaring past.
On the Clayton glass bottom boat tour, Rock Island Lighthouse State Park comes into view as the vessel glides through clear river waters where shipwrecks and rocky shoals are visible through the glass floor below. As you approach the island, the white tower of the lighthouse rises against a backdrop of green shoreline and blue sky, with the gentle sound of water lapping against granite outcrops. The captain shares stories of the lighthouse keepers who lived here, the storms they weathered, and the vessels they helped guide safely through the channel. Compared to the open water stretches of the cruise, the approach to Rock Island Lighthouse State Park feels intimate, a chance to slow down and take in details that photos alone cannot capture.
This stop is ideal for history lovers, photographers, families with curious kids, and anyone drawn to lighthouses and the lore of the Thousand Islands. Travelers who appreciate genuine local stories will find Rock Island Lighthouse State Park especially rewarding, as it blends scenic beauty with authentic regional heritage. Whether you are sailing past on a sunny afternoon or watching the light catch the tower at golden hour, this iconic landmark turns a Clayton glass bottom cruise into a journey worth remembering.
Clayton Island Tours operates small, intimate boats that create a notably personal atmosphere compared to larger tour vessels. Guides like Michel, Chris, and Rob consistently earn praise for their deep local knowledge and engaging storytelling that goes beyond scripted commentary. They share little-known facts about the islands, properties, and area history, with many reviewers highlighting how informative and entertaining the experience was. Tours include popular stops like Boldt Castle and Rock Island Lighthouse, with plenty of time to explore. The overwhelming majority of guests loved their experience, though a couple of recent reviews point to some inconsistency. One group struggled with poor audio quality on a windy day and felt the guide handled their difficulty hearing unprofessionally. A wine cruise departure also had organizational issues with seating arrangements and missing amenities. These seem like isolated incidents rather than patterns, but they're worth noting. Overall, the company has built a strong reputation for knowledgeable guides, smooth boat rides, and that coveted small-group feel that makes the tour memorable.
They offer different boat tours that aren't scripted. Learn some little known facts and local stories while enjoying the views on the St. Lawrence Seaway. Visit Rock Island Lighthouse, Boltd Castle or a bay where Native Americans used to fish. Keep an eye out for ships. You may also see a bird you've never seen before. If you stay at the inn, you get a free boat tour if you stay a certain number of nights.
Sharon Bagnato
October 7, 2025
They offer different boat tours that aren't scripted. Learn some little known facts and local stories while enjoying the views on the St. Lawrence Seaway. Visit Rock Island Lighthouse, Boltd Castle or a bay where Native Americans used to fish. Keep an eye out for ships. You may also see a bird you've never seen before. If you stay at the inn, you get a free boat tour if you stay a certain number of nights.
Sharon Bagnato
October 7, 2025