LONDON
Artwork credits & source information

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© OpenStreetMap contributors · CC BY-SA 2.0 · creativecommons.org/licenses/by-sa/2.0/
OSM history via OSM full-history extract · 2005-05-28 to 2012-04-01
Style: Every Point Ever · Alan McConchie / Stamen Design · independent reconstruction

Historical artwork licence
The historical map artwork is an adaptation of OpenStreetMap history data licensed under Creative Commons Attribution-ShareAlike 2.0. This adapted historical map artwork is distributed under the same licence. Preserve attribution, identify modifications and share further adaptations under the licence’s terms. Other separately identified sources retain their own listed licences.
https://creativecommons.org/licenses/by-sa/2.0/

Source & licence links
https://stamen.com/openstreetmap-every-line-ever-every-point-ever-7d78aa0aed8e/
https://github.com/almccon/every-line-every-point
http://odbl.poole.ch/extracts/great_britain.osh.bz2
https://creativecommons.org/licenses/by-sa/2.0/

Recorded source details
{
  "source": "© OpenStreetMap contributors · CC BY-SA 2.0 · creativecommons.org/licenses/by-sa/2.0/ | OSM history via OSM full-history extract · 2005-05-28 to 2012-04-01",
  "attributionPlacement": "separate",
  "historyStyle": {
    "name": "Every Point Ever",
    "author": "Alan McConchie · Stamen Design",
    "sourceUrl": "https://stamen.com/openstreetmap-every-line-ever-every-point-ever-7d78aa0aed8e/",
    "implementationUrl": "https://github.com/almccon/every-line-every-point",
    "originalProjectLicence": "Unspecified",
    "modification": "Independently implemented SVG rendering of real OSM node history; original stepped black node diameters multiplied by the selected dot size, with the selected opacity applied to each native version.",
    "pointRendering": {
      "pointScale": 1.2,
      "pointOpacity": 0.3,
      "originalPointScale": 1,
      "originalPointOpacity": 0.01
    }
  },
  "osmHistory": {
    "mode": "points",
    "provider": "OSM full-history extract",
    "fromTimestamp": "2005-05-28T01:50:17Z",
    "toTimestamp": "2012-04-01T06:50:49Z",
    "queryBbox": [
      -0.137,
      51.495,
      -0.105,
      51.522
    ],
    "nodeCoverage": "all",
    "completeNodeHistory": true,
    "sourceUrl": "http://odbl.poole.ch/extracts/great_britain.osh.bz2",
    "featureCount": 76726,
    "geometryStateCount": 76726,
    "elementCount": 39114,
    "versionCount": 76726,
    "vertexCount": 76726,
    "emptyGeometryCount": 5451,
    "duplicateCount": 0,
    "untaggedStateCount": 61096,
    "selectedNodeCount": 39114,
    "sourceNodeVersionCount": 486798,
    "locationName": "London"
  },
  "historyDataLicense": "CC-BY-SA-2.0",
  "historyDataLicenseUrl": "https://creativecommons.org/licenses/by-sa/2.0/",
  "date": "2026-10-09"
}
