Fancy a unique adventure? In Ontario, you can go hop aboard a cruise line that weaves through the beautiful waterways of the Thousand Islands.

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The Gananoque Boat Line is a veteran cruise company in the area that offers four incredible sightseeing adventures. Its fleet of five triple-decker vessels, which can carry up to 500 passengers each, pass by notable points of interests in the region and even makes stopovers at some.

Each sightseeing adventure offers different experiences:

The Beauty of the Islands Cruise is an hour-long voyage that takes you up close and personal to beautiful private cottages and narrow channels in the region. ($24.95 per adult)

The Ivy Lea Cruise is an hour-long voyage that passes by the Boldt Castle, a major New York state landmark, the Statue of St. Lawrence, and the iconic Islands Bridge. ($27.00 per adult)

The Lost Ships of the 1000 Islands Cruise is a 2.5 hour-long voyage that takes passengers to the sites of prominent Canadian shipwrecks in the 17th and 18th centuries. The tour is accompanied by video and audio commentary that offers interesting tidbits of history. Passengers will also see cool the Boldt Castle and the luxury homes on "Millionaire's Row". ($37.60 per adult)

The Boldt Castle Stopover Cruise is a 5-hour-long voyage that involves a 2-hour stopover at Boldt Castle. Passengers will have a chance to explore the historic island of George C. Boldt, the millionaire proprietor of the Waldorf Astoria Hotel, and learn about his journey in making the castle. ($48.80 per adult).

The cruise company also offers other great options, including dinner cruises that include a three-course dinner during a 2-hour sail into the sunset, and group charters that include a night of dinner and dancing with friends and family.

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For more information, visit the official website of Gananoque Boat Lines.