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Kitt Peak National Observatory

(Encyclopedia)Kitt Peak National Observatory, astronomical observatory located southwest of Tucson, Ariz.; it was founded in 1958 under contract with the National Science Foundation and is administered by the Assoc...

Petrified Forest National Park

(Encyclopedia)Petrified Forest National Park, 93,533 acres (37,881 hectares), E Ariz.; est. as a national monument 1906, designated a national park 1962. A part of the Painted Desert, it contains the largest known ...

Grand Teton National Park

(Encyclopedia)Grand Teton National Park tētŏnˈ, tēˈtŏn [key], 309,993 acres (125,503 hectares), NW Wyo.; est. 1929. The park, which includes Jackson Lake and part of Jackson Hole, embraces the most scenic por...

Moores Creek National Battlefield

(Encyclopedia)Moores Creek National Battlefield, 88 acres (36 hectares), SE N.C.; est. 1926. The patriot victory over the Loyalists at Moores Creek Bridge on Feb. 27, 1776, prevented the intended British invasion o...

National Youth Administration

(Encyclopedia)National Youth Administration (NYA), former U.S. government agency established in 1935 within the Works Progress Administration; it was transferred in 1939 to the Federal Security Agency and was place...

Serengeti National Park

(Encyclopedia)Serengeti National Park, c.5,700 sq mi (14,800 sq km), NE Tanzania, est. 1941. The internationally famous park attracts large numbers of tourists to see the world's largest concentrations of wildebees...

gross national product

(Encyclopedia)gross national product (GNP), in economics, a quantitative measure of a nation's total economic activity, generally assessed yearly or quarterly. In estimating the GNP, only the final value of a produ...

Indian National Congress

(Encyclopedia)Indian National Congress, Indian political party, founded in 1885. Its founding members proposed economic reforms and wanted a larger role in the making of British policy for India. By 1907, however, ...

Manassas National Battlefield Park

(Encyclopedia)Manassas National Battlefield Park: see Bull Run; national parks and monuments (table). ...

Virgin Islands National Park

(Encyclopedia)Virgin Islands National Park, 14,689 acres (5,949 hectares), St. John, Virgin Islands; est. 1956. The park, with beaches, coves, and headlands, is rich in tropical-plant, animal, and marine life. Bord...