{"nrhp_refnum":"74001549","name":"Lake Ridge Island Mounds","other_names":["Wolf Mounds I - IV"],"category":"district","location":{"address":null,"address_restricted":true,"city":"Russells Point","county":"Logan County","state":"OH","lat":40.49078,"lon":-83.85957,"geom_source":"wikidata"},"listed_date":"1974-10-16","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Prehistoric"],"significance_levels":["local"],"summary":null,"photo":{"url_800":"https://nationalhistoricalregister.com/media/74001549/c0895887d3-800.webp","url_1600":"https://nationalhistoricalregister.com/media/74001549/c0895887d3-1600.webp","licence":"Public domain","author":"Nyttend","credit_html":"<a href=\"https://commons.wikimedia.org/wiki/File:Smaller_Lake_Ridge_Island_mound,_eastern_side.jpg\" rel=\"noopener\">Nyttend</a>, Public domain, via Wikimedia Commons","source_page":"https://commons.wikimedia.org/wiki/File:Smaller_Lake_Ridge_Island_mound,_eastern_side.jpg"},"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":"https://catalog.archives.gov/id/71989741","wikipedia":"https://en.wikipedia.org/wiki/Lake_Ridge_Island_Mounds","wikidata":"https://www.wikidata.org/wiki/Q6477523"},"indexable":true,"url":"https://nationalhistoricalregister.com/ohio/logan-county/lake-ridge-island-mounds-74001549/"}