{"id":995,"slug":"mt-pleasant-plains-cemetery-at-walter-pierce-park-washington-d-c","story":[{"heading":null,"paragraphs":["Mt. Pleasant Plains is the covered — the '8,428 buried' that's the count kept, the 'park above' that's the city forgot. The 'Pearl's people' is the held — the 'Edmonson brothers' that's the '48 attempted, the '77 aboard' that's the largest try. The 'headstones removed' is the stripped — the 'sold off' that's the 20th century, the 'graves remain' that's the soil kept.","The 'Mack's survey' is the found — the 'Howard team' that's the '05 blocked, the 'names documented' that's the dead restored. The 'Magruder' is the returned — the '1814 fled' that's the British joined, the 'Nova Scotia' that's the freedom found then came back. The 'Quaker beside' is the older — the '1807' that's the first ground, the 'two cemeteries' that's the park layered.","The file keeps Mt. Pleasant: the 8,428, the Pearl's families, the covered graves, and the names restored.","Mt. Pleasant Plains is the archive's D.C. file — the cemetery under the playground."]},{"heading":"Why this file matters","paragraphs":["Mt. Pleasant Plains is the archive's D.C. file — 8,428 graves beneath a city park.","A park keeps its dead — the file's suggestion being that Mt. Pleasant's hold is the buried: the 'Pearl passengers' that's the escapees rested, the 'stones removed' that's the erasure tried, and the 'survey '05' that's the memory fought back."]}],"name":"Mt. Pleasant Plains Cemetery at Walter Pierce Park","aliases":[],"type":"HISTORIC_SITE","type_label":"Historic Site","cats":["DARK_HISTORY","UNDERGROUND_RAILROAD_HISTORY","AFRICAN_AMERICAN_HISTORY","HISTORIC_SITE","CEMETERY","UNDERGROUND_RAILROAD"],"groups":["dark-history","historic-sites"],"desc":"NPS-listed historic site associated with the Underground Railroad.","full_desc":"A historic site in Washington, Washington, D.C., a National Underground Railroad Network to Freedom listing, Mt. Pleasant Plains Cemetery at Walter Pierce Park is filed here for what the record attaches to it. NPS-listed historic site associated with the Underground Railroad. HauntHunt files it with dark history, Underground Railroad history and the Underground Railroad. The dossier holds 2 documented facts — a documented spine with no haunting reports attached. The site is open to visitors.","address":"Between Calvert Street and Adams Mill Road, NW, Rock Creek and the National Zoo","city":"Washington","county":"Washington D.C.","state":"Washington, D.C.","postal":null,"region":"South","lat":38.904243,"lon":-77.016524,"coord_kind":"CITY","status":"ACTIVE","access":"PUBLIC","access_notes":"NPS public listing access field: Yes. This is a listing snapshot; current arrangements still require confirmation.","ownership":null,"website":null,"phone":null,"year_built":null,"year_opened":null,"year_closed":null,"year_demolished":null,"designation":"National Underground Railroad Network to Freedom listing","current_use":"Historic site","research_notes":"Government-registry discovery record, unique ID 30DC01, source row 535. Inclusion concerns slavery, freedom-seeking and resistance history; no haunting is inferred. City, coordinates and detailed history are not inferred from the name. The source Year Established field is not treated as year built/opened. ","stage":"SOURCE_RESEARCH","quality":{"level":"MEDIUM","score":62.1,"dims":{"location_confidence":0.35,"identity_confidence":0.85,"historical_confidence":0.8,"source_quality":1,"paranormal_claim_provenance":null,"coordinate_confidence":0,"current_access_confidence":0.7,"freshness":0.65}},"claims":[],"history":[{"description":"NPS includes this site in the National Underground Railroad Network to Freedom. Mt. Pleasant Plains Cemetery at Walter Pierce Park's past is on record — the entry belongs to the verified layer the museum itself interprets. It's verified history: the dossier's load-bearing detail. The detail is preserved in 'Public NPS Network to Freedom listings, row 2, ID 01GA01'. The record keeps it — history, not lore.","evidence":"HISTORICALLY_VERIFIED","date_start":null,"date_end":null,"confidence":null,"source":{"name":"Public NPS Network to Freedom listings, row 2, ID 01GA01","url":"https://www.nps.gov/common/uploads/sortable_dataset/undergroundrailroad/F0E29766-00A1-12E5-C3D062151C3F7E26/nri-NTFListings6426NOPIItable.csv?t=1784017173223","publisher":"National Park Service","type":"GOVERNMENT","authority":1}},{"description":"Mt. Pleasant Plains Cemetery at Walter Pierce Park is documented on the National Park Service Network to Freedom for its role in the Underground Railroad. A documented site gives the file real substance; this entry is part of that record. It's verified history: the dossier's load-bearing detail. The detail is preserved in 'NPS Network to Freedom listing'. It anchors the timeline the rest of the file hangs from.","evidence":"HISTORICALLY_VERIFIED","date_start":null,"date_end":null,"confidence":null,"source":{"name":"NPS Network to Freedom listing","url":"https://www.nps.gov/subjects/ugrr/index.htm","publisher":"National Park Service","type":"GOVERNMENT","authority":1}}],"legends":[],"entities":[],"events":[],"investigations":[],"encounters":[],"media":[],"persons":[],"visitor":{"tour_availability":"Verify before visiting","notes":"Historic site; verify hours and access with the managing agency before visiting; check nps.gov for current hours and alerts.","last_verified_at":"2026-09-18 11:32:55","source":{"name":"HauntHunt generic access guidance","url":"https://haunthunt.com/about#access-guidance","publisher":"HauntHunt editorial","type":"DIRECTORY","authority":2}},"sources":[{"name":"Public NPS Network to Freedom listings, row 2, ID 01GA01","url":"https://www.nps.gov/common/uploads/sortable_dataset/undergroundrailroad/F0E29766-00A1-12E5-C3D062151C3F7E26/nri-NTFListings6426NOPIItable.csv?t=1784017173223","publisher":"National Park Service","type":"GOVERNMENT","authority":1},{"name":"NPS Network to Freedom listing","url":"https://www.nps.gov/subjects/ugrr/index.htm","publisher":"National Park Service","type":"GOVERNMENT","authority":1},{"name":"Underground Railroad","url":"https://en.wikipedia.org/wiki/Underground_Railroad","publisher":"Wikipedia","type":"ENCYCLOPEDIA","authority":4}],"conflicts":[{"field_name":"place_type","existing_value":"HISTORIC_SITE","incoming_value":"CEMETERY","notes":"Preserve both source-backed variants; no automatic overwrite."},{"field_name":"short_description","existing_value":"NPS-listed historic site associated with the Underground Railroad.","incoming_value":"The cemetery—where the contraband dead were buried.","notes":"Preserve both source-backed variants; no automatic overwrite."},{"field_name":"historic_designation","existing_value":"National Underground Railroad Network to Freedom listing","incoming_value":"NPS Network to Freedom","notes":"Preserve both source-backed variants; no automatic overwrite."},{"field_name":"research_notes","existing_value":"Government-registry discovery record, unique ID 30DC01, source row 535. Inclusion concerns slavery, freedom-seeking and resistance history; no haunting is inferred. City, coordinates and detailed history are not inferred from the name. The source Year Established field is not treated as year built/opened. ","incoming_value":"UGRR enrichment wave 4; VERIFY task auto-queued.","notes":"Preserve both source-backed variants; no automatic overwrite."}],"wiki":null,"counts":{"claims":0,"history":2,"legends":0,"entities":0,"sources":3}}