{"nrhp_refnum":"78001148","name":"Mound House Site","other_names":[],"category":"site","location":{"address":null,"address_restricted":true,"city":"Hillview","county":"Greene County","state":"IL","lat":39.4933,"lon":-90.5836,"geom_source":"wikidata"},"listed_date":"1978-09-01","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Prehistoric"],"significance_levels":["national"],"summary":null,"photo":null,"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":"https://catalog.archives.gov/id/28892906","wikipedia":"https://en.wikipedia.org/wiki/Mound_House_(Greene_County,_Illinois)","wikidata":"https://www.wikidata.org/wiki/Q6919119"},"indexable":false,"url":"https://nationalhistoricalregister.com/illinois/greene-county/mound-house-site-78001148/"}