Explore the two legendary castles and their historic splendor.

Both castles are situated on islands along the St. Lawrence River…


Boldt Castle

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Singer Castle

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The Alexandria Bay Chamber of Commerce partnered with the 1000 Islands International Tourism Council, fellow chambers of commerce and economic development agencies around Jefferson County to launch the Support Locally Campaign! This campaign is a cooperative effort to brand, promote and patronize all business types around the county. Thanks to Jefferson County Economic Development, we…

All Castle Listings

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