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Carlsbad Caverns National Park
(Encyclopedia)Carlsbad Caverns National Park, 46,766 acres (18,940 hectares), SE N.Mex., in the Guadalupe Mts.; designated a national park in 1930. These connecting limestone caves, with remarkable stalactite and s...Theodore Roosevelt National Park
(Encyclopedia)Theodore Roosevelt National Park, 70,447 acres (28,531 hectares), W N.Dak., in the Badlands and on the Little Missouri River; est. 1947. There are three units—the North Unit, the Elkhorn Ranch Unit,...John Henry
(Encyclopedia)John Henry, legendary African American famous for his strength, celebrated in ballads and tales. In the most popular version of the story, John Henry tries to outwork a steam drill with only his hamme...Murphysboro
(Encyclopedia)Murphysboro mûrˈfēzbûrˌə [key], city (1990 pop. 9,176), seat of Jackson co., S Ill., on the Big Muddy River; inc. 1867. It is a trade and distribution center for a fertile farm area. Shoes, feed...Bozeman
(Encyclopedia)Bozeman, city (2020 pop. 53,293), seat of Gallatin co., SW Mont.; inc. 1883. Named after John M. Bozeman, who led settlers here in 1864, it is the hub o...Fort Collins
(Encyclopedia)Fort Collins, city (2020 pop. 169,810), seat of Larimer co., N Colo., on the Cache la Poudre River, at the foot of the Rocky Mts., inc. as a city 1883. ...Snake, river, United States
(Encyclopedia)Snake, river, 1,038 mi (1,670 km) long, NW United States, the chief tributary of the Columbia; once called the Lewis River. The Snake rises in NW Wyoming, in Yellowstone National Park, flows through J...Big Spring
(Encyclopedia)Big Spring, city (2020 pop. 26,144), seat of Howard co., W central Tex.; inc. 1907. The spring for which it was named once fed a branch of the Colorado ...Colorado–Big Thompson project
(Encyclopedia)Colorado–Big Thompson project, constructed by the U.S. Bureau of Reclamation to divert water from the headstreams of the Colorado River to irrigate c.720,000 acres (291,400 hectares) of land in NE C...Missouri River basin project
(Encyclopedia)Missouri River basin project, comprehensive plan authorized in 1944 for the coordinated development of water resources of the Missouri River and its tributaries, draining an area of c.513,300 sq mi (1...Browse by Subject
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