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The Rush Historic District is a zinc mining region of the Ozark Mountains in Arkansas. Now located within Buffalo National River , the district includes ruins dating from 1880 to 1940. The area was an important part of what became known as the North Arkansas Lead and Zinc District , and played a role in the development of railroads and modern ...
website, 170 acres, operated by the Arkansas Game and Fish Commission, natural history of the Arkansas River Valley: Ponca Elk Education Center: Ponca: Newton: North Central: website, operated by the Arkansas Game and Fish Commission, exhibits about elk, black bear and other area wildlife, elk viewing area in Boxley Valley
Rio Tinto Borax mine and plant, 2012 Rio Tinto Borax mine from ISS, 2013 Borax crystals, Boron Mine. Scale is one inch, ruled at one cm. The Rio Tinto Boron Mine (formerly the U.S. Borax Boron Mine) in Boron, California is California's largest open-pit mine and the largest borax mine in the world, producing nearly half the world's
This list of museums in Arkansas is a list of museums, defined for this context as institutions (including nonprofit organizations, government entities, and private businesses) that collect and care for objects of cultural, artistic, scientific, or historical interest and make their collections or related exhibits available for public viewing.
Crater of Diamonds State Park is a 911-acre (369 ha) Arkansas state park in Pike County, Arkansas, in the United States.The park features a 37.5-acre (15.2-hectare) plowed field, one of the few diamond-bearing sites accessible to the public.
Plum Bayou Mounds Archeological State Park (), formerly known as "Toltec Mounds Archeological State Park", [3] also known as Knapp Mounds, Toltec Mounds or Toltec Mounds site, is an archaeological site from the Late Woodland period in Arkansas that protects an 18-mound complex with the tallest surviving prehistoric mounds in Arkansas.
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The National Center for Toxicological Research (NCTR) was established at Jefferson, Arkansas the following year. The Pine Bluff Arsenal chemical weapons stockpile consisted of declared quantities of rockets, land mines, and ton containers.