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Harney Peak,S.Dak.: see Black HillsBlack Hills,
rugged mountains, c.6,000 sq mi (15,540 sq km), enclosed by the Belle Fourche and Cheyenne rivers, SW S.Dak. and NE Wyo., and rising c.2,500 ft (760 m) above the surrounding Great Plains; Harney Peak, 7,242 ft (2,207 m) above sea level, is the highest point in the
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a mountain in SW South Dakota: the highest peak in the Black Hills. Height: 2207 m (7242 ft.)