Allegheny Mountains - MSN Encarta

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Allegheny Mountains - Wikipedia, the free encyclopedia
The Allegheny Mountain Range (also spelled Alleghany and Allegany) — informally, the Alleghenies — is part of the vast Appalachian Mountain Range of the eastern United States ...
Allegheny Mountains Convention and Visitors Bureau
We invite you to experience the beauty of The Alleghenies in Central Pennsylvania. All four seasons offer great outdoor activities; fascinating historical landmarks and ...
Allegheny Mountains
Mountain range over 800 km/500 mi long extending from Pennsylvania to Virginia, rising to more than 1,500 m/4,900 ft and averaging 750 m/2,500 ft

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Allegheny Mountains or Alleghenies, complex of ranges and uplands of the Appalachian system. The name is usually applied to the ranges west of the Blue Ridge in Pennsylvania, Maryland, Virginia, and West Virginia. Varying from 610 m (2,000 ft) to more than 1,372 m (4,500 ft) in height, the range is composed of stratified rocks of the Silurian, Devonian, and Carboniferous ages and is rich in timber and minerals.