boldt castle, a major landmark and tourist attraction, is located in the thousand islands region of new york on heart island in

american architecture beautiful boat boldtcastle building canada canadian castle cloud coast famous front gothic heartisland historic history horizon island landmark landscape large love morning natural newyorkstate nopeople noperson old outdoors reflection resources river saintlawrenceriver shoreline sky stone summer sunrise sunset thousandislandsregion tourism touristattraction tower travel tree view water watercourse waterfront