The protected areas of Michigan come in an array of different types and levels of protection. Michigan has five units of the National Park Service system. There are 14 federal wilderness areas; the majority of these are also tribal-designated wildernesses. It has one of the largest state forest systems as well having four national forests. The state maintains a large state park system and there are also regional parks, and county, township and city parks. Still other parks on land and in the Great Lakes are maintained by other governmental bodies. Private protected areas also exist in the state, mainly lands owned by land conservancies. Federal level Michigan contains a number of different types of federally managed lands. There is one national park, Isle Royale National Park as well as two national lakeshores, Pictured Rocks National Lakeshore and Sleeping Bear Dunes National Lakeshore. There is also River Raisin National Battlefield Park, the Keweenaw National Historical Park and the Father Marquette National Memorial, although the latter is managed by the Michigan state park system for the national government. Michigan has four national forests: two in the Lower Peninsula, Huron National Forest and Manistee National Forest as well as two in the Upper Peninsula, Ottawa National Forest and Hiawatha National Forest. The U.S. Forest Service owns 2.8 million acres (11,000 km²) in these forests out of the designated areas which total 4.8 million acres (19,000 km²) when including private inholdings. Several areas in the forests are designated wilderness and one area, Grand Island is a National Recreation Area. All sixteen National Wild and Scenic Rivers in Michigan are managed by the Forest Service. (See List of National Wild and Scenic Rivers#Michigan) Fifteen federal wildernesses in Michigan cover 249,218 acres (1,009 km²): One is almost congruent with Isle Royale National Park One, Beaver Basin, is managed by the National Park Service and is located within Pictured Rocks National Lakeshore. Three are managed by the U.S. Fish & Wildlife Service: Michigan Islands Wilderness Huron Islands Wilderness Seney Wilderness Ten are located in National Forests and are managed jointly by the U.S. Forest Service and the Great Lakes Indian Fish & Wildlife Commission of Chippewa Indians: McCormick Wilderness Sturgeon River Gorge Wilderness Sylvania Wilderness Big Island Lake Wilderness Delirium Wilderness Horseshoe Bay Wilderness Mackinac Wilderness Rock River Canyon Wilderness Round Island Wilderness Nordhouse Dunes Wilderness There are eight National Wildlife Refuges covering 113,639 acres (460