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Arlington, county, United States

(Encyclopedia)Arlington, county (2020 pop. 238,643), N Va., across the Potomac River from Washington, D.C. Arlington is a residential and commercial suburb of Washington. Within its boundaries are Arlin...

Campbell, city, United States

(Encyclopedia)Campbell, city (2020 pop. 43,959), Santa Clara co., W Calif., in the fertile Santa Clara valley; founded 1885, inc. 1952. The city's economy, formerly t...

Mount Vernon, estate, United States

(Encyclopedia)Mount Vernon, NE Va., overlooking the Potomac River near Alexandria, S of Washington, D.C.; home of George Washington from 1747 until his death in 1799. The land was patented in 1674, and the house wa...

United States Naval Observatory

(Encyclopedia)United States Naval Observatory, a federal astronomical observatory, located in Washington, D. C. It evolved from the Navy's oldest scientific institution, the Depot of Charts and Instruments, founded...

Yucatán, state, Mexico

(Encyclopedia)Yucatán yo͞okətănˈ, –kätänˈ [key], state (1990 pop. 1,362,940), 14,868 sq mi (38,508 sq km), SE Mexico, occupying most of the northern part of the Yucatán peninsula. It lies between Campech...

Spokane, river, United States

(Encyclopedia)Spokane, river, c.100 mi (160 km) long, rising in Coeur d'Alene Lake, N Idaho, and flowing through NE Washington to the Columbia River. Dams on the river include Nine Mile, Long Lake, and Little Falls...

Phoenix, city, United States

(Encyclopedia)Phoenix, city (1990 pop. 983,403), state capital and seat of Maricopa co., S Ariz., on the Salt River; inc. 1881. It is the largest city in Arizona, the hub of the rich agricultural region of the Salt...

Zacatecas, state, Mexico

(Encyclopedia)Zacatecas säkätāˈkäs [key], state (1990 pop. 1,276,329), 28,125 sq mi (72,844 sq km), N central Mexico. Zacatecas is the capital. Lying on the central plateau, Zacatecas is a state of semiarid pl...

Newark, cities, United States

(Encyclopedia)Newark. 1 City (1990 pop. 37,861), Alameda co., W Calif., on the east side of San Francisco Bay; inc. 1955. There is food processing and the manufacture of plastics, furniture, feeds, semiconductors, ...

Caribou, town, United States

(Encyclopedia)Caribou kârˈĭbo͞o [key], town (2020 pop. 7,396), Aroostook co., NE Maine, on the Aroostook ...