Devils Tower National Monument

Devils Tower National Monument
Ben Stephenson from Cleveland, OH · CC BY 2.0 · source
Name	Devils Tower National Monument
Location	Crook County, Wyoming, United States
Nearest city	Sundance, Wyoming
Area	1,347 acres
Established	September 24, 1906
Governing body	National Park Service

Devils Tower National Monument is a distinctive igneous intrusion rising above the Belle Fourche River in northeastern Wyoming, noted for its towering columnar jointing and cultural importance to numerous Plains and Plateau Indigenous peoples. The site has attracted geologists, climbers, anthropologists, and tourists since the late 19th century and was designated as a national monument by President Theodore Roosevelt. It lies near Black Hills landmarks and along routes historically used by explorers and railway companies in the American West.

Description and Geology

The monument is an erosional remnant of a phonolitic porphyry butte composed of igneous rock exhibiting prominent columnar jointing, which has been the subject of study by geologists associated with United States Geological Survey, Harvard University, Smithsonian Institution, University of Wyoming, and researchers publishing in journals like American Journal of Science and Geological Society of America Bulletin. Interpreted origins include a laccolithic or volcanic neck intrusion related to Laramide orogeny events contemporaneous with sedimentary units mapped by the Powder River Basin and stratigraphic correlations to formations studied at Badlands National Park and Wind Cave National Park. Erosion of the surrounding sedimentary strata, including units correlated with the Pierre Shale and Morrison Formation, exposed the harder igneous core, producing the steep radiating columns that climbers and scientists document. The tower’s height and column width have been measured using methods developed by teams from National Park Service, USGS, and academic field crews. Paleontological surveys in adjacent areas reference collections at the American Museum of Natural History and the Smithsonian National Museum of Natural History.

Cultural Significance and Native American Associations

The site holds profound spiritual and cultural value for Native American nations including the Lakota, Cheyenne, Kiowa, Crow, Arapaho, Kiowa-Apache, Shoshone, and Assiniboine, among others. Ethnographers affiliated with Bureau of American Ethnology, folklorists connected to Library of Congress, and tribal historians have recorded oral traditions and ceremonial associations tied to the tower, often invoked in narratives that intersect with Black Hills sacred landscapes and treaty-era histories such as the Treaty of Fort Laramie (1868). Tribal leaders, cultural resource specialists from the National Congress of American Indians, and representatives from tribal historic preservation offices have engaged with the monument concerning access, ritual practice, and cultural interpretation. The location figures in broader Indigenous activism and legal dialogues seen in contexts like Indian Religious Freedom Act consultations and collaborative management efforts with the National Park Service and Department of the Interior.

History and Establishment as a National Monument

Euro-American encounters with the feature were recorded by expeditions and railroad surveyors associated with George Custer-era movements, frontier press accounts in newspapers such as the New York Times, and travelers linked to routes of the Bozeman Trail, Oregon Trail, and later Union Pacific Railroad. Scientific interest intensified in the late 19th and early 20th centuries through contributions by scientists at institutions like Yale University and reporting by agencies including the U.S. Geological Survey. The site was proclaimed a national monument under the Antiquities Act by President Theodore Roosevelt on September 24, 1906, following advocacy by local boosters, conservationists connected to the Sierra Club, and federal policymakers in Washington, D.C. Subsequent administrative actions involved the National Park Service after its creation in 1916 and policy developments influenced by laws such as the Historic Sites Act of 1935 and the National Historic Preservation Act of 1966. Management decisions have intersected with landmark federal initiatives, including the Land and Water Conservation Fund.

Recreation and Visitor Information

The monument is a destination for recreational activities promoted by the National Park Service and regional tourism bureaus such as the Wyoming Office of Tourism and local Chambers of Commerce in Crook County, Wyoming and Sundance, Wyoming. Popular visitor pursuits include technical rock climbing, hiking the Tower Trail and Joyner Ridge Trail, wildlife viewing of species studied by biologists from USGS and Wyoming Game and Fish Department, and interpretive programs delivered by rangers trained at National Park Service Ranger Academy. Climbing ethics, safety standards, and route documentation have been produced in collaboration with organizations like the American Alpine Club, Access Fund, and guidebooks published by authors associated with Mountaineers Books. Visitor facilities and interpretive exhibits reference collections and curricula from institutions such as the Smithsonian Institution and regional museums including the Homestead Museum.

Conservation, Management, and Controversies

Management of the monument has involved the National Park Service, consultation with tribal historic preservation offices, and engagement with conservation organizations such as the Nature Conservancy and National Trust for Historic Preservation. Controversies have arisen over climbing access, ceremonial closures requested by tribal nations, interpretive framing of Indigenous narratives, and regulatory actions under federal statutes including the National Environmental Policy Act. Legal and policy discussions have paralleled cases and precedents involving cultural resource protection highlighted in proceedings before Federal District Courts and administrative reviews by the Department of the Interior. Collaborative agreements, memoranda of understanding, and negotiated visitor policies reflect ongoing efforts to balance preservation objectives advanced by agencies like the National Park Service with tribal sovereignty claims and recreational interests represented by groups such as the Access Fund and local business associations. Recent scholarship and media coverage in outlets like the New York Times, National Geographic, and academic presses have chronicled evolving approaches to stewardship, Indigenous consultation, and landscape-scale conservation strategies.

Category:National Monuments in Wyoming Category:Geology of Wyoming Category:Protected areas established in 1906