{"nrhp_refnum":"78001854","name":"Fort Haldimand Site","other_names":["NYSDHP Unique Site No. A 045-05-0001"],"category":"site","location":{"address":null,"address_restricted":true,"city":"Cape Vincent","county":"Jefferson County","state":"NY","lat":null,"lon":null,"geom_source":null},"listed_date":"1978-12-15","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Historic - Non-Aboriginal","Military","Engineering"],"significance_levels":["state"],"summary":null,"photo":{"url_800":"https://nationalhistoricalregister.com/media/78001854/03c7a83543-800.webp","url_1600":"https://nationalhistoricalregister.com/media/78001854/03c7a83543-1600.webp","licence":"Public domain","author":"Unknown authorUnknown author","credit_html":"<a href=\"https://commons.wikimedia.org/wiki/File:Carleton_Island_postcard.jpg\" rel=\"noopener\">Unknown authorUnknown author</a>, Public domain, via Wikimedia Commons","source_page":"https://commons.wikimedia.org/wiki/File:Carleton_Island_postcard.jpg"},"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":"https://catalog.archives.gov/id/75318236","wikipedia":null,"wikidata":"https://www.wikidata.org/wiki/Q61987340"},"indexable":false,"url":"https://nationalhistoricalregister.com/new-york/jefferson-county/fort-haldimand-site-78001854/"}