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Omaha, indigenous people of North America

(Encyclopedia) Omaha ōˈməhä, –hô [key], Native Americans whose language belongs to the Siouan branch of the Hokan-Siouan linguistic stock (see Native American languages). They, with the Ponca, migrated from t...

Eastern Woodlands culture

(Encyclopedia) Eastern Woodlands culture, term used to refer to Native American societies inhabiting the eastern United States. The earliest Woodland groups were the Adena and Hopewell, who lived in the Ohio and Mis...

showboat

(Encyclopedia) showboat. In the early 19th cent. entertainment was brought by boat to the pioneers that settled along the western rivers (especially the Mississippi and Ohio) of the United States. At first companies...

Montpelier, city, United States

(Encyclopedia) Montpelier mŏntpēlˈyər [key], city (1990 pop. 8,247), state capital (since 1805) and seat of Washington co., central Vt., at the junction of the Winooski and North Branch rivers; inc. 1855. The ec...

Reelfoot Lake

(Encyclopedia) Reelfoot Lake, 20 mi (32 km) long, NW Tenn., near the Mississippi River; designated a national natural landmark by the National Park Service. It was formed when a depression created by earthquakes in ...

Louisiana Purchase

(Encyclopedia)  CE5 Louisiana Purchase (1803) Louisiana Purchase, 1803, American acquisition from France of the formerly Spanish region of Louisiana. Jefferson instructed Livingston to attempt to purchase the �...

Rio Grande, river, United States and Mexico

(Encyclopedia) Rio Grande rēˈō grănd, rēˈō gränˈdē [key], river, c.1,885 mi (3,000 km) long, rising in SW Colo. in the San Juan Mts. and flowing south through the middle of N.Mex., past Albuquerque, then c...

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...

Ithaca, city, United States

(Encyclopedia) Ithaca ĭthˈəkə [key], city (2020 pop. 32,108), seat of Tompkins co., S central N.Y., at t...

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...
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