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Sault Sainte Marie, city, United States

(Encyclopedia)Sault Sainte Marie, city (1990 pop. 14,689), seat of Chippewa co., N Mich., Upper Peninsula, a port of entry on the St. Marys River opposite Sault Ste Marie, Ont.; inc. as a city 1887. A variety of li...

Arches National Park

(Encyclopedia)Arches National Park, 76,519 acres (30,979 hectares), E Utah; est. as a national monument 1929, designated a national park 1971. Located in red-rock country and overlooking the gorge of the Colorado R...

National Forest System

(Encyclopedia)National Forest System, federally owned reserves, c.191 million acres (77.4 million hectares), administered by the Forest Service of the U.S. Dept. of Agriculture. The system is made up of 155 nationa...

Cahokia Mounds

(Encyclopedia)Cahokia Mounds, approximately 85 surviving Native American earthworks, most in Cahokia Mounds State Historic Site, SW Ill., near East St. Louis; largest group of mounds N of Mexico. Monks' Mound, a re...

Saguaro National Park

(Encyclopedia)Saguaro National Park, 91,443 acres (37,021 hectares), SE Ariz. Contained within the desert park are many examples of the saguaro cactus (Cereus giganteus), a monumentally proportioned, now rare speci...

Noatak National Preserve

(Encyclopedia)Noatak National Preserve, 6,569,904 acres (2,660,811 hectares), N Alaska. The preserve is the largest mountain-ringed river basin in the United States that is still virtually unaffected by human activ...

Acadia National Park

(Encyclopedia)Acadia National Park, 48,419 acres (19,603 hectares), SE Maine, on the Atlantic coast; est. as Sieur de Monts National Monument 1916, designated Lafayette National Park 1919, renamed 1929. The first n...

Hagerstown

(Encyclopedia)Hagerstown hāˈgərztounˌ [key], city (2020 pop. 43,527), seat of Washington co., NW Md., on ...

Roanoke Island

(Encyclopedia)Roanoke Island, 12 mi (19 km) long and 3 mi (4.8 km) wide, NE N.C., off the Atlantic coast between Croatan (W) and Roanoke (E) sounds in the Outer Banks. Manteo is the chief town, and tourism and fish...

National Science Foundation

(Encyclopedia)National Science Foundation (NSF), an independent agency in the executive branch of the U.S. federal government concerned with promoting a national science policy by supporting basic research and educ...