{"nrhp_refnum":"86000476","name":"Sugar Grove Petroglyph Site (36GR5)","other_names":["36gr5"],"category":"site","location":{"address":null,"address_restricted":true,"city":"Monongahela Township","county":"Greene County","state":"PA","lat":39.826667,"lon":-79.961111,"geom_source":"wikidata"},"listed_date":"1986-03-20","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Prehistoric"],"significance_levels":["state"],"summary":null,"photo":{"url_800":"https://nationalhistoricalregister.com/media/86000476/b5abbebcb4-800.webp","url_1600":"https://nationalhistoricalregister.com/media/86000476/b5abbebcb4-1600.webp","licence":"CC BY-SA 3.0","author":"Generic1139","credit_html":"<a href=\"https://commons.wikimedia.org/wiki/File:Sugar_Grove_Petroglyphs.jpg\" rel=\"noopener\">Generic1139</a>, <a href=\"https://creativecommons.org/licenses/by-sa/3.0\" rel=\"license noopener\">CC BY-SA 3.0</a>, via Wikimedia Commons","source_page":"https://commons.wikimedia.org/wiki/File:Sugar_Grove_Petroglyphs.jpg"},"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":"https://catalog.archives.gov/id/71996592","wikipedia":"https://en.wikipedia.org/wiki/Sugar_Grove_Petroglyphs","wikidata":"https://www.wikidata.org/wiki/Q7634821"},"indexable":true,"url":"https://nationalhistoricalregister.com/pennsylvania/greene-county/sugar-grove-petroglyph-site-36gr5-86000476/"}