National Historic Civil Engineering Landmark (Mississippi River headwaters)
E1436870
UNEXPLORED
The National Historic Civil Engineering Landmark at the Mississippi River headwaters recognizes the engineering significance of the structures and works that mark and manage the river’s official source within Itasca State Park in Minnesota.
All labels observed (1)
| Label | Occurrences |
|---|---|
| National Historic Civil Engineering Landmark (Mississippi River headwaters) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T20550187 — 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: National Historic Civil Engineering Landmark (Mississippi River headwaters) Context triple: [Itasca State Park, hasHeritageStatus, National Historic Civil Engineering Landmark (Mississippi River headwaters)]
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A.
Mississippi Landmark
Mississippi Landmark is a state-level historic designation in Mississippi that recognizes and protects sites of significant cultural, architectural, or historical importance.
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B.
Mississippi River system locks and dams
The Mississippi River system locks and dams are a network of engineered structures that regulate water levels and enable commercial navigation along the Mississippi and its connected inland waterways.
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C.
Mississippi National River and Recreation Area
The Mississippi National River and Recreation Area is a protected corridor along the Mississippi River in the Twin Cities region of Minnesota, offering scenic natural habitats, historic sites, and recreational opportunities such as boating, fishing, and hiking.
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D.
Old River Control Structure
The Old River Control Structure is a complex of dams and gates in Louisiana that regulates the flow of the Mississippi River into the Atchafalaya River to prevent the Mississippi from changing its main course.
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E.
National Scenic Riverway
The National Scenic Riverway is a federally protected river corridor in the United States known for preserving the natural, recreational, and scenic values of rivers like the St. Croix.
- 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: National Historic Civil Engineering Landmark (Mississippi River headwaters) Target entity description: The National Historic Civil Engineering Landmark at the Mississippi River headwaters recognizes the engineering significance of the structures and works that mark and manage the river’s official source within Itasca State Park in Minnesota.
-
A.
Mississippi Landmark
Mississippi Landmark is a state-level historic designation in Mississippi that recognizes and protects sites of significant cultural, architectural, or historical importance.
-
B.
Mississippi River system locks and dams
The Mississippi River system locks and dams are a network of engineered structures that regulate water levels and enable commercial navigation along the Mississippi and its connected inland waterways.
-
C.
Mississippi National River and Recreation Area
The Mississippi National River and Recreation Area is a protected corridor along the Mississippi River in the Twin Cities region of Minnesota, offering scenic natural habitats, historic sites, and recreational opportunities such as boating, fishing, and hiking.
-
D.
Old River Control Structure
The Old River Control Structure is a complex of dams and gates in Louisiana that regulates the flow of the Mississippi River into the Atchafalaya River to prevent the Mississippi from changing its main course.
-
E.
National Scenic Riverway
The National Scenic Riverway is a federally protected river corridor in the United States known for preserving the natural, recreational, and scenic values of rivers like the St. Croix.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
Itasca State Park
→
hasHeritageStatus
→
National Historic Civil Engineering Landmark (Mississippi River headwaters)
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