Things to do In Thousand Islands
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Popular activities in Thousand Islands
Tours & day trips
See all 28 activities
Boldt Castle and 2 Nation Tour
Activity duration is 3 hours and 30 minutes
7.8 out of 10 with 17 reviews
Free cancellation available
Water activities
See all 4 activities
Kingston: Heart of the Thousand Islands Riverboat Cruise
Activity duration is 3 hours
9.4 out of 10 with 9 reviews
Holiday & seasonal tours
See all 3 activities
Kingston: Sunset Dinner Cruise
Activity duration is 3 hours
9.4 out of 10 with 6 reviews
Popular places to visit
Boldt Castle
After visiting Boldt Castle, make a plan to see the other sights and activities in Alexandria Bay. Amble around the area's riverfront or seek out the local tours.