The map below has photographs that have been geotagged, or sites where photographs will soon be uploaded. The photographs are either of sites that been demolished since 1990 or sites that are currently at risk. Click on the icon to view the site and the associated content. Historic photographs of surviving strucutures can also be found in this map. Native American sites will not be mapped unless they are protected as a site by state or federal agencies in order to avoid our maps be used for looting.

The icons are color-coded.

• Black: Sites that have been demolished since 1990.

• Red: Sites that have been abandoned with no plan for preservation.

• Yellow: At-risk historic sites.

• Green: Sites that are historic, but are still being actively used or at otherwise at low-risk.