{"@context":"https://schema.org","archive":{"base_url":"https://boston.fyi","csts_conformance":"provisional","csts_profile":"CSTS-01/ARCHIVE","name":"The Boston Archive","subject":"Boston, Massachusetts"},"canonical_url":"https://boston.fyi/place/massport-harborwalk","json_ld":{"@context":"https://schema.org","@graph":[{"@id":"https://boston.fyi/#archive","@type":"ArchiveOrganization","archiveHeld":{"@type":"ArchiveComponent","about":"Boston, Massachusetts","name":"The The Boston Archive holdings"},"conformsTo":"https://boston.fyi/standards/csts-01-reference-profile","description":"The Boston Archive is the authority source for one subject. It holds the public civic record of Boston, Massachusetts — its places, people, organizations, events, works, and objects; the documents and datasets that attest them; and the grey record of what people say about the city that no authority ever wrote down. Every record carries a stable identifier, a canonical address, a full provenance chain, and its version history. Every record resolves as a page for a person and as JSON for a machine.","email":"archive@boston.fyi","founder":{"@type":"Person","name":"LeMay Inc."},"foundingDate":"2026","name":"The Boston Archive","slogan":"The record of one city, held whole.","url":"https://boston.fyi"},{"@id":"https://boston.fyi/#website","@type":"WebSite","conformsTo":"https://boston.fyi/standards/csts-01-reference-profile","inLanguage":"en","name":"The Boston Archive","potentialAction":{"@type":"SearchAction","query-input":"required name=search_term_string","target":{"@type":"EntryPoint","urlTemplate":"https://boston.fyi/ask?q={search_term_string}"}},"publisher":{"@id":"https://boston.fyi/#archive"},"url":"https://boston.fyi"},{"@id":"https://boston.fyi/place/massport-harborwalk#provenance","@type":"CreativeWork","additionalProperty":[{"@type":"PropertyValue","name":"sourceCollection","value":"City of Boston Open Data Portal (Analyze Boston)"},{"@type":"PropertyValue","name":"licenseName","value":"Open Data Commons Public Domain Dedication and Licence (PDDL) 1.0"},{"@type":"PropertyValue","name":"licenseOpenness","value":"public_domain"},{"@type":"PropertyValue","name":"retrievedAt","value":"2026-09-02T22:38:17.221385+00:00"},{"@type":"PropertyValue","name":"transformCount","value":3}],"creator":{"@type":"Organization","name":"City of Boston Open Data Portal (Analyze Boston)"},"creditText":"City of Boston","dateCreated":"2026-09-02T22:38:17.221385+00:00","isBasedOn":"https://data.boston.gov/dataset/open-space","license":"https://opendatacommons.org/licenses/pddl/1-0/","name":"Provenance of Massport Harborwalk"},{"@id":"https://boston.fyi/place/massport-harborwalk","@type":"Place","additionalProperty":[{"@type":"PropertyValue","name":"recordType","value":"Place"},{"@type":"PropertyValue","description":"official = promulgated by an authority; vernacular = held by attestation alone. The two layers are never merged.","name":"boundaryLayer","value":"official"},{"@type":"PropertyValue","name":"placeType","value":"park"},{"@type":"PropertyValue","name":"boundaryAuthority","value":"City of Boston Parks and Recreation Department"},{"@type":"PropertyValue","name":"areaSquareMetres","value":10001.75216984906}],"conformsTo":"https://boston.fyi/standards/csts-01-reference-profile","containedInPlace":{"@type":"Place","name":"Boston"},"dateCreated":"2026-09-02T22:39:35.079031+00:00","dateModified":"2026-09-02T22:39:35.079031+00:00","description":"Protected open space in the City of Boston open-space inventory.","encoding":{"@type":"MediaObject","contentUrl":"https://boston.fyi/place/massport-harborwalk.json","encodingFormat":"application/json"},"geo":{"@type":"GeoCoordinates","latitude":42.361645695,"longitude":-71.02648123},"hasMap":{"@type":"Map","encodingFormat":"application/geo+json","geometry":{"coordinates":[[[[-71.026578319,42.364781843],[-71.026990968,42.365024098],[-71.027653266,42.365309241],[-71.02780435,42.365258273],[-71.027844701,42.365245172],[-71.027906336,42.365176878],[-71.028091571,42.364927771],[-71.027992952,42.364885609],[-71.027986531,42.364902044],[-71.02780824,42.365136673],[-71.027656464,42.365172491],[-71.027169488,42.364934803],[-71.02717012,42.364850178],[-71.026984571,42.364759386],[-71.026878654,42.364783079],[-71.026831254,42.364692854],[-71.026694005,42.364572011],[-71.02654101,42.364462626],[-71.026419148,42.364378397],[-71.02631418,42.364275512],[-71.026235116,42.364085405],[-71.026172665,42.36375195],[-71.026235048,42.362976065],[-71.026289397,42.362283965],[-71.02645916,42.36185522],[-71.026481821,42.361797989],[-71.026521225,42.361698471],[-71.02656309,42.361592738],[-71.02657626,42.361559475],[-71.02686196,42.360837907],[-71.026880606,42.360842453],[-71.026982716,42.360805335],[-71.026934452,42.360732743],[-71.026913051,42.360727521],[-71.028010927,42.358210276],[-71.028172398,42.358217356],[-71.028207775,42.358114818],[-71.027937549,42.357993913],[-71.027915891,42.358190633],[-71.027792389,42.358506731],[-71.027812228,42.358553875],[-71.027213347,42.359954745],[-71.02687178,42.360721627],[-71.026481668,42.36158601],[-71.026461307,42.361592918],[-71.026219033,42.361905012],[-71.026092643,42.362571878],[-71.025996347,42.36340191],[-71.02604126,42.363985664],[-71.026112071,42.364305019],[-71.026296357,42.364564162],[-71.026578319,42.364781843]]]],"type":"MultiPolygon"},"name":"Boundary of Massport Harborwalk"},"identifier":"urn:lemay:boston:entity:massport-harborwalk","inLanguage":"en","isPartOf":{"@id":"https://boston.fyi/#archive"},"license":"https://opendatacommons.org/licenses/pddl/1-0/","name":"Massport Harborwalk","provenance":{"@id":"https://boston.fyi/place/massport-harborwalk#provenance"},"url":"https://boston.fyi/place/massport-harborwalk","version":1},{"@id":"https://boston.fyi/place/massport-harborwalk#breadcrumbs","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","item":"https://boston.fyi","name":"The Boston Archive","position":1},{"@type":"ListItem","item":"https://boston.fyi/place","name":"Places","position":2},{"@type":"ListItem","item":"https://boston.fyi/place/massport-harborwalk","name":"Massport Harborwalk","position":3}]}]},"json_url":"https://boston.fyi/place/massport-harborwalk.json","record":{"alternate_names":[],"canonical_name":"Massport Harborwalk","canonical_path":"/place/massport-harborwalk","created_at":"2026-09-02T22:39:35.079031Z","description":"Protected open space in the City of Boston open-space inventory.","detail":{"area_sq_m":10001.75216984906,"authority":"City of Boston Parks and Recreation Department","boundary_layer":"official","centroid_geojson":{"coordinates":[-71.02648123,42.361645695],"type":"Point"},"detail_type":"Place","geometry_geojson":{"coordinates":[[[[-71.026578319,42.364781843],[-71.026990968,42.365024098],[-71.027653266,42.365309241],[-71.02780435,42.365258273],[-71.027844701,42.365245172],[-71.027906336,42.365176878],[-71.028091571,42.364927771],[-71.027992952,42.364885609],[-71.027986531,42.364902044],[-71.02780824,42.365136673],[-71.027656464,42.365172491],[-71.027169488,42.364934803],[-71.02717012,42.364850178],[-71.026984571,42.364759386],[-71.026878654,42.364783079],[-71.026831254,42.364692854],[-71.026694005,42.364572011],[-71.02654101,42.364462626],[-71.026419148,42.364378397],[-71.02631418,42.364275512],[-71.026235116,42.364085405],[-71.026172665,42.36375195],[-71.026235048,42.362976065],[-71.026289397,42.362283965],[-71.02645916,42.36185522],[-71.026481821,42.361797989],[-71.026521225,42.361698471],[-71.02656309,42.361592738],[-71.02657626,42.361559475],[-71.02686196,42.360837907],[-71.026880606,42.360842453],[-71.026982716,42.360805335],[-71.026934452,42.360732743],[-71.026913051,42.360727521],[-71.028010927,42.358210276],[-71.028172398,42.358217356],[-71.028207775,42.358114818],[-71.027937549,42.357993913],[-71.027915891,42.358190633],[-71.027792389,42.358506731],[-71.027812228,42.358553875],[-71.027213347,42.359954745],[-71.02687178,42.360721627],[-71.026481668,42.36158601],[-71.026461307,42.361592918],[-71.026219033,42.361905012],[-71.026092643,42.362571878],[-71.025996347,42.36340191],[-71.02604126,42.363985664],[-71.026112071,42.364305019],[-71.026296357,42.364564162],[-71.026578319,42.364781843]]]],"type":"MultiPolygon"},"gnis_feature_id":null,"place_type":"park","within_place_id":"59094999-1a7e-42fc-a665-bf54c5d7e59a","within_place_name":"Boston"},"entity_type":"Place","external_ids":{"boston_dataset":"open-space","latitude":42.36269681857698,"longitude":-71.02699299969227},"id":"4cd9c692-10fd-4b7b-ac32-60621c74bcea","kind":"entity","provenance":{"attribution":"City of Boston","license_id":"odc-pddl","license_name":"Open Data Commons Public Domain Dedication and Licence (PDDL) 1.0","license_url":"https://opendatacommons.org/licenses/pddl/1-0/","openness":"public_domain","retrieved_at":"2026-09-02T22:38:17.221385Z","rights_statement":"Open Data Commons Public Domain Dedication and License (PDDL)","source_id":"city-of-boston-open-data","source_identifier":"136","source_name":"City of Boston Open Data Portal (Analyze Boston)","source_url":"https://data.boston.gov/dataset/open-space","transforms":[{"description":"retrieved the dataset's GeoJSON from the City of Boston open-data portal","input_sha256":null,"operation":"fetch","output_sha256":null,"parameters":{},"performed_at":"2026-09-02T22:39:35.201337Z","seq":1,"tool":"archive-ingest 0.1.0"},{"description":"the source's own name field became the record title; no name was supplied by the archive","input_sha256":null,"operation":"normalize","output_sha256":null,"parameters":{},"performed_at":"2026-09-02T22:39:35.241238Z","seq":2,"tool":"archive-ingest 0.1.0"},{"description":"the source is WGS 84 (EPSG:4326); geometry was set to that SRID without alteration of coordinates","input_sha256":null,"operation":"reproject","output_sha256":null,"parameters":{},"performed_at":"2026-09-02T22:39:35.286096Z","seq":3,"tool":"archive-ingest 0.1.0"}]},"record_kind":"entity","slug":"massport-harborwalk","status":"published","summary":"Protected open space in the City of Boston open-space inventory.","title":"Massport Harborwalk","updated_at":"2026-09-02T22:39:35.079031Z","urn":"urn:lemay:boston:entity:massport-harborwalk","version":1,"withdrawn_reason":null},"related":[{"record":{"canonical_path":"/place/boston","id":"59094999-1a7e-42fc-a665-bf54c5d7e59a","kind":"entity","title":"Boston","urn":"urn:lemay:boston:entity:boston"},"relation":"located_in"}],"urn":"urn:lemay:boston:entity:massport-harborwalk","version_history":[{"change_note":"accessioned from the City of Boston `open-space` file","changed_by":"archive-ingest 0.1.0","recorded_at":"2026-09-02T22:39:35.326183Z","version":1}]}