Metroparks of the Toledo Area is a regional system of clean, safe, natural parks. Within these 10,500 acres are beautiful scenery, rare and endangered plants and animals, trails, significant historical sites, shelters and indoor facilities, playgrounds and open spaces. Metroparks preserves many of the region's most significant natural areas, from the Oak Openings to the Lake Erie coastal zone, and green corridors along the Maumee River, Ottawa River and Swan Creek.