Lake Superior National Marine Conservation Area the heart of the preserve. Historic shipwrecks lie on the seabed of the Lake Superior National Marine Conservation Area, including the Gunilda at Rossport. The shores have two areas of First Nation pictographs and Sibley Peninsula has archaeological sites from Paleoindian, archaic, and woodland settlements. Lake Superior National Marine Conservation Area Lake Superior National Marine Conservation Area is a National Marine Conservation Area (NMCA) on the north shore of Lake Superior in Ontario, and is a unit of the national park system. Established on September 1, 2015, it is the largest freshwater marine protected area in the world. Although national
Harveys Lake (Pennsylvania) Harveys Lake (Pennsylvania) Harveys Lake (also known as Harvey Lake or Harvey's Lake) is a natural lake in Luzerne County, Pennsylvania. It has a surface area of approximately 621.5 acres, or nearly a square mile. The lake is situated entirely within the borough of Harveys Lake. By volume, it is the largest natural lake in Pennsylvania, and by surface area, is the second-largest lake. It is a glacial lake surrounded by hills and is the source of Harveys Creek, a tributary of the Susquehanna River. The lake has a stone masonry dam. The lake's watershed has an area of approximately