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Iliamna

(Encyclopedia)Iliamna ĭlēămˈnə [key], lake, c.1,000 sq mi (2,590 sq km), 75 mi (121 km) long and up to 22 mi (35 km) wide, SW Alaska, at the base of the Alaska Peninsula; largest lake in Alaska and the second ...

Walton, Ernest Thompson Sinton

(Encyclopedia)Walton, Ernest Thompson Sinton, 1903–95, Irish physicist, educated at Methodist College (Belfast), Trinity College (Dublin), and Cambridge. He became a fellow of Trinity College in 1934 and professo...

Mount Vernon, cities, United States

(Encyclopedia)Mount Vernon. 1 City (1990 pop. 16,988), seat of Jefferson co., SE Ill.; settled 1819, inc. 1872. It is a trade, rail, and industrial center in a farm and coal region. Tools, tires, transformers, coal...

Hyde Park, town, United States

(Encyclopedia)Hyde Park, town (2020 pop. 21,021), Dutchess co., SE N.Y., on the Hudson River; settled c.1740. It is famous as the site of the Roosevelt estate, where ...

Fort Smith, city, United States

(Encyclopedia)Fort Smith, city (2020 pop. 89,142), seat of Sebastian co., NW Ark., at the Okla. line where the Arkansas and Poteau rivers join; inc. 1842. It is the r...

Green Bay, city, United States

(Encyclopedia)Green Bay, city (2020 pop. 107,395), seat of Brown co., NE Wis., at the mouth of the Fox River on Green Bay; inc. 1854. An important Great Lakes harbor,...

Imperial Valley

(Encyclopedia)Imperial Valley, fertile region in the Colorado Desert, SE Calif., extending S into NW Mexico. Once part of the Gulf of California, most of the region is below sea level; its lowest point is −232 ft...

fall line

(Encyclopedia)fall line, boundary between an upland region and a coastal plain across which rivers from the upland region drop to the plain as falls or rapids. A fall line is formed in an area where the rivers have...

Noatak National Preserve

(Encyclopedia)Noatak National Preserve, 6,569,904 acres (2,660,811 hectares), N Alaska. The preserve is the largest mountain-ringed river basin in the United States that is still virtually unaffected by human activ...
 

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