{"id":1632,"slug":"mount-airy-mansion-upper-marlboro-maryland","story":[{"heading":null,"paragraphs":["Mount Airy has burned twice and been rebuilt twice — a 1752 fire destroyed the earlier structure, a 1931 fire preceded Eleanor Medill Patterson's restoration — the mansion's documented spine being the sequence of fires and the survival between them. The Calvert family's seat is the record: a plantation house that kept its name through the rebuildings.","The house's history is the file's weight — a colonial seat that burned, a grander house that burned again, a newspaper heiress's restoration that made it the mansion it is."]},{"heading":"Elizabeth's search","paragraphs":["DNR attributes the legend: Elizabeth Bresco Calvert's spirit searching for jewels — a Calvert lady reportedly still looking for her lost jewelry in the mansion her family held. The file's ghost has a name, a family, and an errand — a woman whose search outlasted the fires that took the house twice.","The jewel-searching is the file's most specific haunting — a ghost with an object, reportedly still looking for what the fires or the years took from her."]},{"heading":"Why this file matters","paragraphs":["Mount Airy is the archive's twice-burned file — a mansion that survived two fires, restored by a newspaper heiress, keeping a Calvert lady reportedly still searching her jewels. The fires are the record; Elizabeth's search is the lore.","A house that burned twice keeps a woman still looking for her jewels — the file's suggestion being that some searches outlast the buildings they're conducted in."]}],"name":"Mount Airy Mansion","aliases":["Dower House"],"type":"HISTORIC_MANSION","type_label":"Historic Mansion","cats":["HAUNTING"],"groups":["hauntings","historic-sites"],"desc":"Calvert-family estate with restoration history and ghost traditions.","full_desc":"Mount Airy Mansion is a historic mansion in Upper Marlboro, Maryland. Calvert-family estate with restoration history and ghost traditions. A 1752 fire destroyed an earlier structure; the surviving house developed afterward. A 1931 fire preceded restoration by Eleanor Medill Patterson; Maryland purchased the property in 1973. Local lore holds that DNR attributes a jewel-searching spirit to Elizabeth Bresco Calvert.","address":"9640 Rosaryville Road","city":"Upper Marlboro","county":"Prince George's County","state":"Maryland","postal":null,"region":"South","lat":38.816495,"lon":-76.75367,"coord_kind":"CITY","status":"CLOSED","access":"RESTRICTED","access_notes":"DNR closes the mansion until further notice for renovations. Surrounding park has separate access; September 8 roadwork closure is announced.","ownership":null,"website":"https://dnr.maryland.gov/publiclands/Pages/southern/Rosaryville/Mount-Airy-Mansion.aspx","phone":null,"year_built":null,"year_opened":null,"year_closed":null,"year_demolished":null,"designation":null,"current_use":null,"research_notes":"Operator address 9640 differs from tourism listing 8714; use operator address pending parcel check. Folklore page restaurant description is outdated.","stage":"SOURCE_RESEARCH","quality":{"level":"MEDIUM","score":69.4,"dims":{"location_confidence":0.75,"identity_confidence":0.85,"historical_confidence":0.8,"source_quality":1,"paranormal_claim_provenance":0.8,"coordinate_confidence":0,"current_access_confidence":0.7,"freshness":0.65}},"claims":[{"id":844,"type":"APPARITION","description":"DNR attributes a jewel-searching spirit to Elizabeth Bresco Calvert. Mount Airy Mansion's file is thin on proof and long on persistence — the standard profile of American place-lore. The story is documented as legend — recorded and retold, never verified as fact. The report is preserved in sources like 'Spooky Stuff in State Parks'. It is the sighting the place is known for, and it hasn't stopped.","evidence":"DOCUMENTED_LEGEND","evidence_label":"Documented legend","entity":"Elizabeth Bresco Calvert","where":null,"first_report":null,"approx_date":null,"confidence":0.75,"conflict_notes":"Alleged 1930 s psychical-research visit requires original investigation record.","source":{"name":"Spooky Stuff in State Parks","url":"https://dnr.maryland.gov/Pages/Spooky-State-Parks.aspx","publisher":"Maryland Department of Natural Resources","type":"GOVERNMENT","authority":1},"conflicting_source":null,"variants":[]}],"history":[{"description":"A 1752 fire destroyed an earlier structure; the surviving house developed afterward. A 1931 fire preceded restoration by Eleanor Medill Patterson; Maryland purchased the property in 1973. The site's documented history is the record the rest of the file stands on. The fact is historically verified — the part of the file that doesn't need hedging. The record appears in 'Mount Airy Mansion'. The entry's timeline holds it; the lore holds the rest.","evidence":"HISTORICALLY_VERIFIED","date_start":null,"date_end":null,"confidence":null,"source":{"name":"Mount Airy Mansion","url":"https://dnr.maryland.gov/publiclands/Pages/southern/Rosaryville/Mount-Airy-Mansion.aspx","publisher":"Maryland Department of Natural Resources","type":"GOVERNMENT","authority":1}}],"legends":[{"name":null,"summary":"DNR attributes a jewel-searching spirit to Elizabeth Bresco Calvert. Mount Airy Mansion's file is thin on proof and long on persistence — the standard profile of American place-lore. It's a documented legend: the telling is real, the contents remain folklore. Sources including 'Spooky Stuff in State Parks' keep the claim in circulation. It's the version the place will be remembered by, whether or not it's the true one.","earliest":null,"evidence":"DOCUMENTED_LEGEND","source":{"name":"Spooky Stuff in State Parks","url":"https://dnr.maryland.gov/Pages/Spooky-State-Parks.aspx","publisher":"Maryland Department of Natural Resources","type":"GOVERNMENT","authority":1}}],"entities":[{"name":"Elizabeth Bresco Calvert","claimed_identity":"Elizabeth Bresco Calvert","verified":null,"summary":"DNR attributes a jewel-searching spirit to Elizabeth Bresco Calvert. The site in Upper Marlboro, Maryland gives the account a documented setting: real place, real history, unresolved reports. 'Spooky Stuff in State Parks' carries the account. Named presences persist where anonymous reports fade — the file's name here is Elizabeth Bresco Calvert.","behavior":"DNR attributes a jewel-searching spirit to Elizabeth Bresco Calvert.","area":null,"first_ref":null,"source":{"name":"Spooky Stuff in State Parks","url":"https://dnr.maryland.gov/Pages/Spooky-State-Parks.aspx","publisher":"Maryland Department of Natural Resources","type":"GOVERNMENT","authority":1}}],"events":[],"investigations":[],"encounters":[],"media":[],"persons":[],"visitor":{"opening_hours":"Mansion closed until further notice.","tour_availability":"Unavailable during announced closure.","last_verified_at":"2026-09-14T10:36:21+00:00","source":{"name":"Mount Airy Mansion","url":"https://dnr.maryland.gov/publiclands/Pages/southern/Rosaryville/Mount-Airy-Mansion.aspx","publisher":"Maryland Department of Natural Resources","type":"GOVERNMENT","authority":1}},"sources":[{"name":"Spooky Stuff in State Parks","url":"https://dnr.maryland.gov/Pages/Spooky-State-Parks.aspx","publisher":"Maryland Department of Natural Resources","type":"GOVERNMENT","authority":1},{"name":"Mount Airy Mansion","url":"https://dnr.maryland.gov/publiclands/Pages/southern/Rosaryville/Mount-Airy-Mansion.aspx","publisher":"Maryland Department of Natural Resources","type":"GOVERNMENT","authority":1},{"name":"Rosaryville State Park","url":"https://dnr.maryland.gov/publiclands/Pages/southern/rosaryville.aspx","publisher":"Maryland Department of Natural Resources","type":"GOVERNMENT","authority":1}],"conflicts":[],"wiki":{"title":"Mount Airy Mansion","url":"https://en.wikipedia.org/wiki/Mount_Airy_Mansion","desc":"Historic house in Maryland","extract":"The Mount Airy Mansion is a historic building near Upper Marlboro in Prince George's County, Maryland. Expanded c. 1751 on the site of the 17th century hunting lodge of Charles Calvert, 3rd Baron Baltimore by his great-grandson Benedict Swingate Calvert, the mansion today is managed by the Maryland Department of Natural Resources within the Rosaryville State Park.","img":"https://thumb.wikimedia.org/wikipedia/commons/thumb/1/16/Mount_Airy_Mansion_%2821006770113%29.jpg/330px-Mount_Airy_Mansion_%2821006770113%29.jpg?utm_source=en.wikipedia.org&utm_campaign=api&utm_content=thumbnail","score":93},"counts":{"claims":1,"history":1,"legends":1,"entities":1,"sources":3}}