{"nrhp_refnum":"03001356","name":"Bruff's Rock Petroglyph Site","other_names":["CA-LAS-2221 (fomerly CA-LAS-274)"],"category":"site","location":{"address":null,"address_restricted":true,"city":"Susanville","county":"Lassen County","state":"CA","lat":null,"lon":null,"geom_source":null},"listed_date":"2004-01-02","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Prehistoric","Historic - Aboriginal","Art","Religion","Communications","Exploration/Settlement","Military"],"significance_levels":["local"],"summary":null,"photo":null,"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":"https://catalog.archives.gov/id/123858894","wikipedia":null,"wikidata":"https://www.wikidata.org/wiki/Q110493029"},"indexable":false,"url":"https://nationalhistoricalregister.com/california/lassen-county/bruffs-rock-petroglyph-site-03001356/"}