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Hedin, Sven Anders

(Encyclopedia)Hedin, Sven Anders svĕn änˈdərs hĕdēnˈ [key], 1865–1952, Swedish explorer in central Asia. Following soon after Przhevalsky, Hedin explored Tibet, Xinjiang, and the Kunlun and Trans-Himalaya ...

John the Baptist, Saint

(Encyclopedia)John the Baptist, Saint, d. c.a.d. 28–a.d. 30, Jewish prophet, considered by Christians to be the forerunner of Jesus. He was the son of Zacharias and Elizabeth, who was also a kinswoman of Mary, th...

Syr Darya

(Encyclopedia)Syr Darya or Syrdarya both: sēr däryäˈ, –därˈyə [key], ancient Jaxartes or Yaxartes, Pers. Sihun, river, c.1,380 mi (2,220 km) long, flowing through Uzbekistan, Tajikistan, and Kazakhstan. On...

brownstone

(Encyclopedia)brownstone, red to brown variety of sandstone. Its unusual color is caused in some instances by the presence of red iron oxide which acts as a cement, binding the sand grains together. Vast thicknesse...

Bahariya

(Encyclopedia)Bahariya or Baharia bäˌhärēˈə [key], oasis (1996 est. pop. 25,000), in the Libyan Desert, central Egypt, c.200 mi (322 km) south-southwest of Alexandria. Connected by numerous caravan routes wit...

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...

sand

(Encyclopedia)sand, rock material occurring in the form of loose, rounded or angular grains, varying in size from .06 mm to 2 mm in diameter, the particles being smaller than those of gravel and larger than those o...

tropics

(Encyclopedia)tropics, also called tropical zone or torrid zone, all the land and water of the earth situated between the Tropic of Cancer at lat. 231⁄2°N and the Tropic of Capricorn at lat. 231⁄2°S. Every po...

Revolutionary Guards

(Encyclopedia)Revolutionary Guards, officially the Islamic Revolution Guards Corps (IRGC) or Pasdaran, Iranian military group formed in the aftermath of the 1979 revolution by young Islamic activists loyal to Ayato...

patriarch, in Christian churches

(Encyclopedia)patriarch, in Christian churches, title of certain exalted bishops, implying authority over a number of other bishops. There were originally three patriarchates: the West, held by the bishop of Rome (...