The Thousand Islands is a picturesque archipelago located in the Saint Lawrence River, straddling the border between the United States and Canada. This region consists of over 1,800 islands, varying in size and shape, and is known for its stunning natural beauty, recreational activities, and rich biodiversity. The islands are a popular destination for boating, fishing, and camping. The area is also famous for its historical significance, with many islands featuring charming cottages and landmarks. One notable site is Boldt Castle, a grand mansion built in the early 1900s on Heart Island. The Thousand Islands is a unique blend of nature and history, attracting visitors year-round.