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Magnitogorsk

(Encyclopedia)Magnitogorsk məgnyēˌtəgôrskˈ [key], city (1990 pop. 440,000), SW Siberian Russia, on the slopes of Mt. Magnitnaya in the S Urals, on the Ural River. Built (1929–31) under the first Five-Year P...

Pontics

(Encyclopedia)Pontics, mountain system, N Turkey, extending c.700 mi (1,100 km) along the southern coast of the Black Sea. The Pontics generally increase in height from west to east, culminating in Kaçkar Daği (1...

Camp David

(Encyclopedia)Camp David, U.S. presidential retreat, located in Catoctin Mountain Park (see National Parks and Monuments, tablenational parks and monuments, table), in NW Md. The Camp David accords, the terms of a ...

Vélez de Guevara, Luis

(Encyclopedia)Vélez de Guevara, Luis lo͞oēsˈ vāˈlāth ᵺā gāväˈrä [key], 1579?–1644, Spanish playwright and novelist. He was a follower of Lope de Vega and wrote many popular plays noted for their poe...

Zeravshan

(Encyclopedia)Zeravshan zyĕrəfshänˈ [key], river, c.460 mi (740 km) long, rising in the Turkistan Range of the Pamir-Alai mountain system, in Tajikistan. It flows westward through the agricultural Zeravshan val...

Sierra Morena

(Encyclopedia)Sierra Morena syāˈrä mōrāˈnä [key], mountain range, SW Spain, extending c.375 mi (600 km) eastward along the southern edge of the Meseta (central plateau) from the Portuguese border to the Sier...

inclined plane

(Encyclopedia)CE5 Inclined plane inclined plane, simple machine, consisting of a sloping surface, whose purpose is to reduce the force that must be applied to raise a load. To raise a body vertically a force mu...

Persepolis

(Encyclopedia)Persepolis pərsĕpˈəlĭs [key] [Gr.,=city of Persia], ancient city of Persia, ceremonial capital of the Achaemenid empire under Darius I and his successors. The administrative capitals were elsewhe...

D'Indy, Vincent

(Encyclopedia)D'Indy, Vincent văNsäNˈ dăNdēˈ [key], 1851–1931, French composer. D'Indy was a pupil of César Franck. In 1894, Charles Bordes, Guilmant, and d'Indy founded the Schola Cantorum, Paris, of whic...

Fichtelgebirge

(Encyclopedia)Fichtelgebirge fĭkhˈtəlgəbĭrˌgə [key], mountain knot, in SE Germany, between Bayreuth and the Czech border; rises to 3,447 ft (1,051 m) in Schneeberg peak. The rugged mountains are composed mai...