Devils Tower National Monument

E68522

national monument protected area rock formation sacred site tourist attraction

Devils Tower National Monument is a striking igneous rock formation in northeastern Wyoming renowned as a sacred site to Native American tribes and a popular destination for climbers and sightseers.

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All labels observed (5)

Label	Occurrences
Devils Tower National Monument canonical	9
Devils Tower	4
Devils Tower National Monument Visitor Center	1
Devils Tower contact operation	1
Devils Tower, Wyoming	1

How this entity was disambiguated

This entity first appeared as the object of triple T438223 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Devils Tower National Monument
Context triple: [U.S. National Monument, firstExample, Devils Tower National Monument]

A. Devils Postpile National Monument
Devils Postpile National Monument is a protected area in California’s Sierra Nevada famed for its striking columnar basalt formations and nearby Rainbow Falls.
B. Great Sand Dunes National Park and Preserve
Great Sand Dunes National Park and Preserve is a protected area in southern Colorado known for containing the tallest sand dunes in North America, set against the backdrop of the Sangre de Cristo Mountains.
C. Petrified Forest National Park
Petrified Forest National Park is a U.S. national park renowned for its vast deposits of colorful fossilized wood, striking badlands landscapes, and rich paleontological and archaeological resources.
D. Mesa Verde National Park
Mesa Verde National Park is a UNESCO World Heritage Site in Colorado renowned for its remarkably well-preserved Ancestral Puebloan cliff dwellings and archaeological sites.
E. Bryce Canyon National Park
Bryce Canyon National Park is a U.S. national park in southern Utah renowned for its striking red rock amphitheaters and distinctive hoodoo rock formations.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Devils Tower National Monument
Target entity description: Devils Tower National Monument is a striking igneous rock formation in northeastern Wyoming renowned as a sacred site to Native American tribes and a popular destination for climbers and sightseers.

A. Devils Postpile National Monument
Devils Postpile National Monument is a protected area in California’s Sierra Nevada famed for its striking columnar basalt formations and nearby Rainbow Falls.
B. Great Sand Dunes National Park and Preserve
Great Sand Dunes National Park and Preserve is a protected area in southern Colorado known for containing the tallest sand dunes in North America, set against the backdrop of the Sangre de Cristo Mountains.
C. Petrified Forest National Park
Petrified Forest National Park is a U.S. national park renowned for its vast deposits of colorful fossilized wood, striking badlands landscapes, and rich paleontological and archaeological resources.
D. Mesa Verde National Park
Mesa Verde National Park is a UNESCO World Heritage Site in Colorado renowned for its remarkably well-preserved Ancestral Puebloan cliff dwellings and archaeological sites.
E. Bryce Canyon National Park
Bryce Canyon National Park is a U.S. national park in southern Utah renowned for its striking red rock amphitheaters and distinctive hoodoo rock formations.
F. None of above. chosen

Statements (49)

Predicate	Object
instanceOf	national monument ⓘ protected area ⓘ rock formation ⓘ sacred site ⓘ tourist attraction ⓘ
administeredBy	National Park Service ⓘ
annualVisitors	over 400000 ⓘ
area	about 1347 acres ⓘ approximately 5.45 km² ⓘ
climbingRegulations	voluntary climbing closure in June for cultural observances ⓘ
contains	Belle Fourche River ⓘ
country	United States of America ⓘ
culturalSignificance	site of Native American ceremonies ⓘ
designation	U.S. National Monument ⓘ
elevation	1558 m ⓘ 5112 ft ⓘ
established	1906-09-24 ⓘ
establishedBy	President Theodore Roosevelt ⓘ linked to: Theodore Roosevelt
featuredIn	film "Close Encounters of the Third Kind" ⓘ linked to: Close Encounters of the Third Kind (1977 film)
geologicalType	igneous intrusion ⓘ laccolithic butte ⓘ monolith ⓘ
hasFeature	columnar jointing ⓘ meadows and forests ⓘ vertical rock columns ⓘ
heightAboveSurroundings	about 264 m ⓘ about 867 ft ⓘ
IUCNCategory	III ⓘ
legalBasis	Antiquities Act of 1906 ⓘ
locatedIn	Wyoming ⓘ
locatedInCounty	Crook County, Wyoming ⓘ
locatedInRegion	northeastern Wyoming ⓘ
nearestTown	Hulett, Wyoming ⓘ Sundance, Wyoming ⓘ linked to: Hulett, Wyoming
notableFeature	Devils Tower ⓘ linked to: Devils Tower National Monument
officialWebsite	https://www.nps.gov/deto/index.htm ⓘ
partOf	National Park System ⓘ linked to: United States National Park System
popularFor	hiking ⓘ rock climbing ⓘ sightseeing ⓘ wildlife viewing ⓘ
rockType	igneous rock ⓘ
sacredTo	Arapaho people ⓘ Cheyenne people ⓘ Crow people ⓘ Kiowa people ⓘ Lakota people ⓘ linked to: Sioux people
timeZone	Mountain Time Zone ⓘ
visitorCenter	Devils Tower National Monument Visitor Center ⓘ linked to: Devils Tower National Monument

How these facts were elicited

Referenced by (16)

Full triples — surface form annotated when it differs from this entity's canonical label.

U.S. National Monument → firstExample → Devils Tower National Monument ⓘ

Wyoming → hasNationalMonument → Devils Tower National Monument ⓘ

Close Encounters of the Third Kind → notableLocation → Devils Tower National Monument ⓘ

subject linked to: Close Encounters of the Third Kind (1977 film)

Devils Tower National Monument → notableFeature → Devils Tower ⓘ