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Sun, river, United States

(Encyclopedia)Sun, river, c.130 mi (210 km) long, rising in the Rocky Mts., NW Mont., and flowing generally E to the Missouri River at Great Falls. The Sun River project of the U.S. Bureau of Reclamation utilizes t...

rift valley

(Encyclopedia)rift valley, elongated depression, trough, or graben in the earth's crust, bounded on both sides by normal faults and occurring on the continents or under the oceans. The central flat block forming th...

Long Valley

(Encyclopedia)Long Valley, caldera, c.10 by 20 mi (15 by 30 km), Mono co., E Calif., at the eastern edge of the Sierra Nevada. Formed by a catastrophic eruption c.730,000 years ago, Long Valley and nearby areas hav...

Valley Station

(Encyclopedia)Valley Station, uninc. town (1990 pop. 22,840), Jefferson co., N central Ky, S of Louisville. It is a primarily residential community. ...

valley fever

(Encyclopedia)valley fever: see coccidioidomycosis. ...

Castro Valley

(Encyclopedia)Castro Valley, uninc. city (2020 pop. 66,441), Alameda co., W Calif., near San Francisco Bay. Chiefly residential, it also has light industries. ...

Napa Valley

(Encyclopedia)Napa Valley, Calif.: see under Napa. ...

Great Valley

(Encyclopedia)Great Valley: see under Appalachian Mountains. ...

Wyoming Valley

(Encyclopedia)Wyoming Valley, c.20 mi (30 km) long and 3 to 4 mi (4.8–6.4 km) wide, in Luzerne co., NE Pa., through which flows the Susquehanna River. Wilkes-Barre is the major city of this once-rich anthracite c...

Valley Forge

(Encyclopedia)Valley Forge, on the Schuylkill River, SE Pa., NW of Philadelphia. There, during the American Revolution, the main camp of the Continental Army was established (Dec., 1777–June, 1778) under the comm...