Columbia Encyclopedia

Search results

500 results found

Natural Bridges National Monument

(Encyclopedia)Natural Bridges National Monument, 7,636 acres (3,093 hectares), SE Utah; est. 1908. Located in an area of colored cliffs and box canyons, the monument contains three huge natural sandstone bridges: O...

Bailey, Liberty Hyde

(Encyclopedia)Bailey, Liberty Hyde, 1858–1954, American botanist and horticulturist, b. South Haven, Mich., grad. Michigan Agricultural College (now Michigan State Univ.), 1882. At Cornell he was professor of hor...

Consumers' League, National

(Encyclopedia)Consumers' League, National, organization designed to promote better conditions among workers by encouraging the purchase of articles made and sold under improved working conditions. The movement star...

Brookhaven National Laboratory

(Encyclopedia)Brookhaven National Laboratory, scientific research center, at Upton (town of Brookhaven), Long Island, N.Y. It was founded in 1947 by Associated Universities, a management corporation sponsored by ni...

Montezuma Castle National Monument

(Encyclopedia)Montezuma Castle National Monument, 858 acres (347 hectares), central Ariz.; est. 1906. Montezuma Castle, built c.1250, is a 5-story, 20-room dwelling perched high in the cavity of a cliff. It was nam...

Rainbow Bridge National Monument

(Encyclopedia)Rainbow Bridge National Monument, 160 acres (65 hectares), S Utah; est. 1910. Rainbow Bridge, the largest natural bridge in the world, is a symmetrical, pink, sandstone arch, 309 ft (94 m) high, 33 ft...

progressivism

(Encyclopedia)progressivism, in U.S. history, a broadly based reform movement that reached its height early in the 20th cent. In the decades following the Civil War rapid industrialization transformed the United St...

wildlife refuge

(Encyclopedia)wildlife refuge, haven or sanctuary for animals; an area of land or of land and water set aside and maintained, usually by government or private organization, for the preservation and protection of on...

Aztec Ruins National Monument

(Encyclopedia)Aztec Ruins National Monument, 318 acres (129 hectares), NW N.Mex., near Farmington; est. 1923. Ruins of a 12th-century Pueblo town contain interesting kivas, one of which has been completely restored...

Chimney Rock National Monument

(Encyclopedia)Chimney Rock National Monument, 4,726 acres (1,913 hectares), SW Colorado; est. 2012. Located in San Juan National Forest, it is bordered by the Southern Ute reservation. Within the monument are the r...