Thousand Islands Thousand Islands-Frontenac Arch region was designated a World Biosphere Reserve by UNESCO in 2002. The Thousand Islands Bridge connects New York State and Ontario by traversing Wellesley Island at the northernmost point of Interstate 81 in Jefferson County and meets Highway 137, which leads to Highway 401. The waterfront is served by New York State Routes 12 and 37 and by the Thousand Islands Parkway in Ontario. Ontario also has the Waterfront Trail alongside the Parkway for cyclists who wish to see the area in an alternative way. Large freighters frequently ply the Saint Lawrence Seaway, but the area has
Thousand Islands (Cocoa Beach) (Sw.) Willd.), blolly ("Guapira discolor" (Spreng.) Little), black ironwood ("Krugiodendron ferreum"(Vahl) Urb.), twinberry ("Myrcianthes fragrans"(Sw.) McVaugh), white indigo-berry ("Randia aculeata" L.), saffron plumb ("Sideroxylon celastrinum"(Kunth) T. D. Penn.), and wild lime ("Zanthoxylum fagara" (L.) Sarg.). Many of these plants are not found farther north than Brevard County. The state of Florida and Cocoa Beach purchased the islands north of Minutemen Causeway in 1988. Acquisition of the remaining south islands was completed by 2007. These islands are managed as the Thousand Islands Conservation Area by Brevard County Environmentally Endangered Lands Program. Efforts to acquire the remaining privately held islands began in