Thousand Islands Parkway Thousand Islands Parkway The Thousand Islands Parkway or TIP is a parkway in the Canadian province of Ontario, which extends easterly from an interchange with Highway 401 in Gananoque for approximately to the community of Butternut Bay, in Elizabethtown-Kitley, west of Brockville. The parkway follows the north shore of the St. Lawrence River, and was formerly designated Highway 2S (for Scenic). It was constructed as a primary freeway segment in the Toronto-Montréal corridor during the late 1930s. The 1000 Islands Bridge opened in 1938, during the parkway's construction. The parkway was signed as part of Ontario Highway 401 when the
Thousand Islands in the mid-1990s with the arrival of zebra mussels, which feed on algae. The water is so clear in some areas that a rocky bottom can be observed in of water. The area has several shipwrecks, and although most of them are over underwater, some are a mere down and can be seen from the surface. Prior to European colonization, the Thousand Islands region was home to, or visited by, members of the Iroquois Confederacy and Ojibwa people. Their name for the islands was "Manitouana" or the "Garden of the Great Spirit". The region was a part of the War