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Rapid City

(Encyclopedia)Rapid City, city (1990 pop. 54,523), seat of Pennington co., SW S.Dak., on Rapid Creek, in an irrigated farm region served by the Bureau of Reclamation's Rapid Valley project; founded 1876 after the d...

North Fork of the Koyukuk Wild River

(Encyclopedia)North Fork of the Koyukuk Wild River: see Gates of the Arctic National Park and Preserve. ...

Ten Thousand Islands

(Encyclopedia)Ten Thousand Islands, group of small islands in the Gulf of Mexico, off SW Fla., covered with mangrove forests and surrounded by clam beds. Most of the islands are in Everglades National Park. ...

Latrobe, Benjamin Henry

(Encyclopedia)Latrobe, Benjamin Henry (Benjamin Henry Boneval Latrobe) lətrōbˈ [key], 1764–1820, American architect, b. Yorkshire, England. He is considered the first professional architect in the United State...

pony express

(Encyclopedia)pony express, in U.S. history, relay mail service. At its inception in Apr., 1860, the pony express operated between St. Joseph, Mo., the western end of a telegraph line, and Sacramento, Calif. Riders...

Clearfield

(Encyclopedia)Clearfield, city (2020 pop. 31,364), Davis co., N Utah; inc. 1922. Hill Air Force Base, to the northeast, is the state's largest employer. Clearfield is...

Sutherland Falls

(Encyclopedia)Sutherland Falls, waterfall, 1,904 ft (580 m) high, between Lake Quill and Arthur River, SW South Island, New Zealand. It is among the world's highest waterfalls. It is a major tourist attraction in F...

Cascade Range

(Encyclopedia)Cascade Range, mountain chain, c.700 mi (1,130 km) long, extending S from British Columbia to N Calif., where it becomes the Sierra Nevada; it parallels the Coast Ranges, 100–150 mi (161–241 km) i...

Harriman, Edward Henry

(Encyclopedia)Harriman, Edward Henry, 1848–1909, American railroad executive, b. Hempstead, N.Y.; father of William Averell Harriman. He became a stockbroker in New York City and soon entered the railroad field, ...

Tubman, Harriet

(Encyclopedia)Tubman, Harriet, c.1820–1913, American abolitionist, b. Dorchester co., Md. Born into slavery, she escaped to Phildelphia in 1849, and subsequently became one of the most successful “conductors”...