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Yellowstone National Park

(Encyclopedia)Yellowstone National Park, 2,219,791 acres (899,015 hectares), the world's first national park (est. 1872), NW Wyo., extending into Montana and Idaho. It lies mainly on a broad plateau in the Rocky Mt...

National Recovery Administration

(Encyclopedia)National Recovery Administration (NRA), in U.S. history, administrative bureau established under the National Industrial Recovery Act of 1933. In response to President Franklin Delano Roosevelt's cong...

Tampa

(Encyclopedia)Tampa tămˈpə [key], city (1990 pop. 280,015), seat of Hillsborough co., W Fla., a port of entry with an impressive harbor on Tampa Bay; inc. 1855. The third largest city in the state, Tampa has lon...

Audubon Society, National

(Encyclopedia)Audubon Society, National, one of the oldest and best-known U.S. environmental organizations; founded 1886 by George Cird Grinnell and named for John James Audubon. The nonprofit organization, which h...

Argonne National Laboratory

(Encyclopedia)Argonne National Laboratory, research center, based in Argonne, Ill., 27 mi (43 km) SW of downtown Chicago, with other facilities at the Idaho National Engineering Laboratory, 50 mi (80 km) W of Idaho...

National Symphony Orchestra

(Encyclopedia)National Symphony Orchestra (NSO), Washington, D.C., founded in 1931 by Hans Kindler, who conducted the orchestra until 1949. Its first home was Constitution Hall; since 1986 it has been affiliated wi...

Canyonlands National Park

(Encyclopedia)Canyonlands National Park, 337,598 acres (136,679 hectares), SE Utah; est. 1964. Located in a desert region, the park contains a maze of deep canyons and many unusual features carved by wind and water...

Pittsburgh

(Encyclopedia)Pittsburgh pĭtsˈbərg [key], city (1990 pop. 369,879), seat of Allegheny co., SW Pa., at the confluence of the Allegheny and the Monongahela rivers, which there form the Ohio River; inc. 1816. A maj...

national parks and monuments

(Encyclopedia)CE5 national parks and monuments. The National Park Service, a bureau of the U.S. Dept. of the Interior, was established in 1916 to oversee the administration of 40 national parks and monuments und...

National Education Association

(Encyclopedia)National Education Association (NEA), organization of professional educators in the United States, with almost 2.5 million members. The NEA was founded (1850) as the National Teachers Association, cha...