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Wall (Lakota: Makȟóšiča Aglágla Otȟuŋwahe, [5] "Town alongside the Badlands") is a town in Pennington County, South Dakota, United States. The population was 699 at the 2020 census . [ 6 ]
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It occupies 1.6 acres (6,000 m 2) nearly one-half mile (800 m) southwest of Interstate 90 at Exit 116 and six miles (9.7 km) from the town of Wall, South Dakota, in eastern Pennington County. It consists of an underground launch tube ("missile silo") 12 feet (3.7 m) in diameter and 80 feet (24.4 m) deep, made of reinforced concrete with a steel ...
The Black Hills is an isolated mountain range rising from the Great Plains of North America in western South Dakota and extending into Wyoming, United States. [3] Black Elk Peak, which rises to 7,242 feet (2,207 m), is the range's highest summit. [4]
Official South Dakota Highway Map. State of South Dakota. 2007. A Tourist Guide of the Black Hills (South Dakota Department of Environment & Natural Resources) South Dakota Atlas & Gazetteer. Yarmouth, ME: DeLorme. 1997. ISBN 0-89933-239-0.
The Tin Mountain pegmatite is an igneous intrusion located in the southern Black Hills, South Dakota. It is a part of the Harney Peak Granite dome that formed in the Late Paleoproterozoic around 1.7 billion years ago. [1] [2] [3] The Harney Peak Granite system includes thousands of pegmatites, one of which is the Tin Mountain. [1]
In the south, east of the Black Hills, lie the South Dakota Badlands. The Black Hills are in the southwestern part of South Dakota and extend into Wyoming. This range of low mountains covers 6,000 sq. miles (15,500 km 2 .) with mountains that rise from 2,000 to 4,000 feet (600 to 1,200 m) above their bases.
SD 44 begins at a junction with US 385 and heads along a curvy road in a general southeasterly direction through the Black Hills National Forest.It curves to the east and leaves the forest, then bends back to the southeast and clips the northeastern corner of the forest before leaving it permanently and entering Rapid City, where it is known as Jackson Boulevard.