One of the five Great Lakes of North America, Lake Ontario is surrounded on the north and west by Canada's Ontario and on the south and east by the state of New York. Also known as "Lake of Shining Waters", Lake Ontario is an ecological wonderland dotted with hundreds of islands and offering some of the world’s best beaches. Visitors should be sure to spend some time at Sandbanks Provincial Park boasting the largest freshwater dune system on earth, or explore the beautiful beaches, wildlife and camping options at Wellesley Island State Park. Other must-see destinations include Sackets Harbor Battlefield, Boldt Castle, and the popular Antique Boat-making Museum.