Thousand Islands · Landmarks · Curated · Updated 2026

Landmarks in Thousand Islands

Discover the best landmarks in Thousand Islands. Find inspiration for your trip with our curated list of top-rated spots, local favorites, and hidden gems.

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new-york/thousand-islands/landmark/boldt-castle-boldt-yacht-house

Boldt Castle & Boldt Yacht House

Explore Boldt Castle, a stunning historic landmark in the Thousand Islands, showcasing romantic architecture and captivating stories of love and loss.

1 Heart Island, Alexandria Bay, NY 13607
4.8 Excellent 5,671 reviews
new-york/thousand-islands/landmark/uncle-sam-boat-tours

Uncle Sam Boat Tours

Experience the breathtaking beauty and rich history of the Thousand Islands aboard Uncle Sam Boat Tours, a must-visit for every traveler.

45 James St, Alexandria Bay, NY 13607
4.6 Excellent 4,547 reviews
new-york/thousand-islands/landmark/1000-islands-tower

1000 Islands Tower

Discover breathtaking views and local charm at the 1000 Islands Tower, a must-see tourist attraction in Ontario's stunning 1000 Islands region.

716 Highway 137 Hill, Island, Lansdowne, ON K0E 1L0, Canada
4.5 Excellent 1,178 reviews
new-york/thousand-islands/landmark/singer-castle

Singer Castle

Experience the historical grandeur of Singer Castle, a captivating gem in the Thousand Islands of New York, where history and natural beauty converge.

1136 County Route 6, Chippewa Bay, NY 13623
4.6 Excellent 767 reviews
new-york/thousand-islands/landmark/keewaydin-state-park

Keewaydin State Park

Experience the tranquility and adventure at Keewaydin State Park, a natural wonder in New York's Thousand Islands region, ideal for outdoor activities and relaxation.

45165 NY-12, Alexandria Bay, NY 13607
4.5 Excellent 448 reviews
new-york/thousand-islands/landmark/antique-boat-museum

Antique Boat Museum

Uncover the maritime treasures of history at the Antique Boat Museum in Clayton, NY, where the art of wooden craftsmanship comes alive.

750 Mary St, Clayton, NY 13624
4.7 Excellent 611 reviews
new-york/thousand-islands/landmark/tibbetts-point-lighthouse

Tibbetts Point Lighthouse

Discover the charm and history of Tibbetts Point Lighthouse, a serene beacon overlooking the St. Lawrence River and Lake Ontario in beautiful Cape Vincent, NY.

33435 County Rd 6, Cape Vincent, NY 13618
4.7 Excellent 763 reviews
new-york/thousand-islands/landmark/scenic-view-park

Scenic View Park

Discover the serene beauty of Scenic View Park in Alexandria Bay, offering panoramic views of the St. Lawrence River and lush walking trails for all nature lovers.

8 Fuller St, Alexandria Bay, NY 13607
4.7 Excellent 667 reviews
new-york/thousand-islands/landmark/boldt-castle-yacht-house

Boldt Castle Yacht House

Explore the enchanting Boldt Castle Yacht House, a historic gem on Wellesley Island that offers stunning architecture and breathtaking waterfront views.

22320 Boathouse Rd, Wellesley Island, NY 13640
4.7 Excellent 446 reviews
new-york/thousand-islands/landmark/cedar-point-state-park

Cedar Point State Park

Experience the beauty and tranquility of Cedar Point State Park, where nature meets adventure along the stunning St. Lawrence River.

36661 State Park Dr, Clayton, NY 13624
4.7 Excellent 418 reviews
new-york/thousand-islands/landmark/thousand-island-cruises

Thousand Island Cruises

Experience the breathtaking beauty and rich history of Thousand Islands with unforgettable cruises through this stunning natural paradise.

Gananoque, ON, Canada
4.6 Excellent 149 reviews
new-york/thousand-islands/landmark/thousand-islands-oprhp-regional-office

Thousand Islands OPRHP Regional Office

Explore the breathtaking landscapes and rich heritage of the Thousand Islands, a true gem in New York's natural wonderland.

45165 NY-12, Alexandria Bay, NY 13607
4.6 Excellent 65 reviews
new-york/thousand-islands/landmark/rock-island-lighthouse-state-park

Rock Island Lighthouse State Park

Explore the stunning Rock Island Lighthouse State Park, where nature meets history. Enjoy breathtaking views, hiking trails, and a charming lighthouse experience.

Fishers Landing, NY 13641
4.6 Excellent 76 reviews
new-york/thousand-islands/landmark/thousand-islands-winery

Thousand Islands Winery

Explore the enchanting Thousand Islands Winery for exceptional wines, scenic views, and memorable experiences in Alexandria Bay.

43298 Seaway Ave, Alexandria Bay, NY 13607
4.7 Excellent 333 reviews
new-york/thousand-islands/landmark/1000-islands-history-museum

1000 Islands History Museum

Explore the captivating history and culture of the 1000 Islands at the 1000 Islands History Museum in Gananoque.

125 Water St, Gananoque, ON K7G 3E3, Canada
4.6 Excellent 71 reviews
new-york/thousand-islands/landmark/thousand-islands-playhouse

Thousand Islands Playhouse

Discover the enchanting world of theater at Thousand Islands Playhouse, where captivating performances meet the scenic beauty of Gananoque, Ontario.

185 South St, Gananoque, ON K7G 1A1, Canada
4.8 Excellent 446 reviews
new-york/thousand-islands/landmark/otter-creek-preserve

Otter Creek Preserve

Discover the serene landscapes and rich biodiversity of Otter Creek Preserve, a premier nature preserve perfect for outdoor adventures and relaxation.

23010 State Rte 26, Alexandria Bay, NY 13607
4.7 Excellent 66 reviews
new-york/thousand-islands/landmark/cornwall-brothers-store-museum

Cornwall Brothers Store Museum

Explore the rich history of Alexandria Bay at the Cornwall Brothers Store Museum, where local heritage and captivating exhibits come together.

36 Market St, Alexandria Bay, NY 13607
4.6 Excellent 56 reviews
new-york/thousand-islands/landmark/thousand-islands-museum

Thousand Islands Museum

Discover the rich maritime history of the Thousand Islands at the Thousand Islands Museum in Clayton, New York, a treasure trove of culture and heritage.

312 James St, Clayton, NY 13624
4.8 Excellent 68 reviews
new-york/thousand-islands/landmark/heart-island

Heart Island

Discover Heart Island in Alexandria Bay, NY - a serene escape with stunning views, rich history, and charming landscapes perfect for your next getaway.

Alexandria Bay, NY 13640
4.8 Excellent 48 reviews
new-york/thousand-islands/landmark/thousand-islands-international-tourism-council

Thousand Islands International Tourism Council

Discover the natural beauty and rich history of the Thousand Islands at the International Tourism Council, your essential resource for exploring this stunning region.

43373 Collins Landing Rd, Alexandria Bay, NY 13607
4.3 Very Good 72 reviews
new-york/thousand-islands/landmark/1000-islands-private-boat-tours

1000 Islands Private Boat Tours

Experience the breathtaking beauty of the 1000 Islands with exclusive private boat tours, perfect for creating unforgettable memories in nature.

43946 County Rd 100, Wellesley Island, NY 13640
5 Excellent 55 reviews
new-york/thousand-islands/landmark/dark-island

Dark Island

Explore the natural beauty and rich history of Dark Island in the Thousand Islands, a serene escape for every traveler.

Hammond, NY 13646
4.5 Excellent 20 reviews
new-york/thousand-islands/landmark/zenda-farms-preserve

Zenda Farms Preserve

Explore Zenda Farms Preserve: A Nature Lover's Paradise with Scenic Trails and Rich Wildlife in Clayton, NY.

38973 Zenda Rd, Clayton, NY 13624
4.5 Excellent 18 reviews
new-york/thousand-islands/landmark/thousand-island-park-landmark-society

Thousand Island Park Landmark Society

Explore Thousand Island Park Landmark Society - a gateway to the rich history and culture of Thousand Island Park in New York.

42822 St Lawrence Ave, Thousand Island Park, NY 13692
new-york/thousand-islands/landmark/thousand-islands-land-trust

Thousand Islands Land Trust

Explore the breathtaking landscapes and diverse wildlife of the Thousand Islands at the Land Trust, a must-visit for nature lovers and outdoor enthusiasts.

135 John St, Clayton, NY 13624
5 Excellent 4 reviews
new-york/thousand-islands/landmark/grindstone-island

Grindstone Island

Explore the tranquil beauty and rich history of Grindstone Island, a hidden gem in the Thousand Islands offering outdoor adventures and stunning scenery.

Clayton, NY 13624
5 Excellent 14 reviews
new-york/thousand-islands/landmark/calumet-island

Calumet Island

Explore the serene beauty and diverse wildlife of Calumet Island in the Thousand Islands, New York. A perfect getaway for nature lovers and adventure seekers.

Clayton, NY 13624
4.6 Excellent 5 reviews
new-york/thousand-islands/landmark/the-thousand-islands-parkway

The Thousand Islands Parkway

Explore the breathtaking Thousand Islands Parkway, a historic route through Ontario's stunning landscape, where nature and culture intertwine.

Gananoque, ON K7G 1H3, Canada
new-york/thousand-islands/landmark/mary-island-state-park

Mary Island State Park

Experience the tranquility and natural beauty of Mary Island State Park, a serene retreat in the Thousand Islands region of New York, perfect for outdoor adventures and relaxation.

Alexandria, NY 13640
4.6 Excellent 8 reviews
new-york/thousand-islands/landmark/ironsides-island

Ironsides Island

Explore the tranquility of Ironsides Island in New York, a hidden gem perfect for nature lovers and those seeking a serene escape.

New York
new-york/thousand-islands/landmark/1000-islands-writers-festival

1000 Islands Writers Festival

Discover the magic of storytelling at the 1000 Islands Writers Festival, where literature, creativity, and community come together in a picturesque setting.

More to explore in Thousand Islands

Jump into the most useful discovery pages nearby, from experiences and heritage highlights to food, stays, shopping, and evening ideas.

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More about Thousand Islands

Discover the Thousand Islands in New York State: A captivating archipelago with stunning natural beauty, historic castles, and endless outdoor activities.

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