Thousand Islands – Frontenac Arch Thousand Islands – Frontenac Arch The Thousand Islands – Frontenac Arch region or the Frontenac Axis is an exposed strip of Precambrian rock in Canada and the United States that links the Canadian Shield from Algonquin Park with the Adirondack Mountain region in New York, an extension of the Laurentian mountains of Québec. The Algonquin to Adirondacks region, which includes the Frontenac Axis or Arch, is a critical linkage for biodiversity and resilience, and one with important conservation potential. The axis separates the St. Lawrence Lowlands and the Great Lakes Lowlands. It has many distinctive plant and animal species. It
Ten Thousand Islands or families. Some of the Ten Thousand Islands are suitable for overnight visits, as dictated by the United States Fish and Wildlife Service. Since this is a wilderness area where wind, weather and lack of fresh water can become threatening, the Wildlife Service recommends only seasoned canoeists and sea kayakers attempt the trip. Part of the archipelago lies within Everglades National Park. The following islands are officially designated camping sites: Ten Thousand Islands archipelago is among the best and last remaining dark skies sites in the Southern Florida. Most notable is Pavilion Key that lies 11 miles south of Everglades