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Bolan Pass

(Encyclopedia)Bolan Pass or Bholan Pass both: bōlänˈ [key], gap in the central Brahui Range, W Pakistan; c.60 mi (100 km) long, alt. 5,880 ft (1,792 m). A railroad and highway cross the pass en route to the Afgh...

Snowy Mountains

(Encyclopedia)Snowy Mountains, range of the Australian Alps, SE Australia. It is the site of the Snowy Mts. Hydroelectric Scheme, Australia's most extensive hydroelectricity and irrigation complex. The scheme was b...

Drachenfels

(Encyclopedia)Drachenfels dräˈkhənfĕls [key] [Ger.,=dragon's rock], mountain, 1,053 ft (321 m) high, in the Siebengebirge, W Germany, on the Rhine. It is of volcanic origin. In legend, it is the scene of Siegfr...

Cordilleras

(Encyclopedia)Cordilleras kôrdĭlˈərəz, Span. kōrdēyāˈräs [key] [Span., originally=little string], general name for the entire chain of mountain systems of W North America, extending from N Alaska to Nicar...

Kilimanjaro

(Encyclopedia)Kilimanjaro kĭlˌĭmənjäˈrō [key], highest mountain of Africa, NE Tanzania. An extinct volcano, it rises in two peaks, Uhuru (Kibo; 19,340 ft/5,895 m, Africa's highest point) and Mawenzi (17,564 ...

Deschutes

(Encyclopedia)Deschutes dāsho͞otsˈ [key], river, c.240 mi (390 km) long, rising in several lakes in the Cascade Range, W central Oregon, and flowing NE to the Columbia River. The U.S. Bureau of Reclamation has d...

Aldan, river, Russia

(Encyclopedia)Aldan, river, c.1,400 mi (2,250 km) long, rising in the Stanovoy Range, Sakha Republic, SE Siberian Russia. It flows north and east, past Tommot and around the Aldan Plateau, before flowing generally ...

Luzon

(Encyclopedia)Luzon lo͞ozŏnˈ [key], island (1990 pop. 30,797,458), 40,420 sq mi (104,688 sq km), largest, most populous, and most important of the Philippine Islands. As the major island, Luzon has played the ...

intermolecular forces

(Encyclopedia)intermolecular forces, forces that are exerted by molecules on each other and that, in general, affect the macroscopic properties of the material of which the molecules are a part. Such forces may be ...

Tyana

(Encyclopedia)Tyana tīˈənə [key], town of ancient Cappadocia, at the northern foot of the Taurus range, in present S central Turkey. A powerful military fortress and a prosperous commercial center as early as t...