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• Organization: State of Connecticut
• Dataset Last Updated: October 29, 2026

The boundaries of the district polygons are both modified and unmodified pre-existing polygons provided by NPS and SHPO, as well as new, previously unmapped districts. For the previously unmapped...

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• GEO
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• JSON

• Organization: District of Columbia
• Dataset Last Updated: November 01, 2026 at 11:45 PM

This dataset contains Historic Districts officially designated by the District of Columbia. Additional data sets are also available providing information on (1) historic landmarks in the District...

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• OGC
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• +1 more

• Organization: City of Baton Rouge
• Dataset Last Updated: July 08, 2023

Polygon geometry with attributes displaying local historic districts in East Baton Rouge Parish, Louisiana.

• JSON
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• KML
• KML
• GEOJSON

• Organization: City of Baton Rouge
• Dataset Last Updated: October 20, 2022

Polygon geometry with attributes displaying local landmarks in East Baton Rouge Parish, Louisiana.

• JSON
• XML
• CSV
• KML
• KML
• GEOJSON

• Organization: City of Baton Rouge
• Dataset Last Updated: June 06, 2026

Polygon geometry with attributes displaying national landmarks in East Baton Rouge Parish, Louisiana.

• JSON
• XML
• CSV
• KML
• KML
• GEOJSON

• Organization: City of Baton Rouge
• Dataset Last Updated: June 05, 2026

Polygon geometry with attributes displaying national historic districts in East Baton Rouge Parish, Louisiana.

• JSON
• XML
• CSV
• KML
• KML
• GEOJSON

• Organization: Department of the Interior
• Dataset Last Updated: April 04, 2018 at 12:00 AM

This data set represents the official National Park Service layer of High Potential Historic Sites along the Lewis and Clark National Historic Trail. As of 2024, this feature class represents...

• API

• Organization: Louisville Metro Government
• Dataset Last Updated: April 14, 2025 at 12:00 AM

Polygon coverage of the seven(7) Preservation Districts and 110 Individual Landmarks. Polygons have attributes for Preservation District Name (PRESDIST_NAME) is the field that shows on the land...

• REST
• CSV
• GEOJSON
• KML
• ZIP
• WEB

• Organization: Department of the Interior
• Dataset Last Updated: August 10, 2026 at 12:00 AM

This data layer depicts the Special Designations that have been placed upon the lands and waters administered by the U.S. Fish and Wildlife Service (USFWS) in North America, U.S. Trust Territories...

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• ZIP

• Organization: Department of the Interior
• Dataset Last Updated: May 01, 2019 at 12:00 AM

Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...

• MDB

• Organization: Department of the Interior
• Dataset Last Updated: September 30, 2011 at 12:00 AM

The raster data was created as an output of the Cultural Landscapes Inventory (CLI) for Simmons Gap, Shenandoah National Park, Greene County, Virginia, completed in 2011.

• ZIP